EuropeLuxembourg CityLuxembourg eSIM and Travel Guide: Stay Connected in the Grand Duchy
Luxembourg is one of the most connected countries in Europe. POST Luxembourg, the national operator, delivers 5G at up to 1.5 Gbps across the Grand Duchy and has the most complete nationwide coverage. Tango (a POST subsidiary) and Orange Luxembourg provide strong 4G and 5G alternatives in Luxembourg City and its suburbs. The Grand Duchy is tiny at 2586 sq km, so a single data plan covers every destination from the city fortress to Vianden Castle and the Moselle Valley vineyards. A Roamix Luxembourg eSIM activates before you fly and connects the moment you land at Luxembourg-Findel Airport without any EU roaming bill for non-EU travellers. Budget 3 to 6 GB for a long weekend.
Key Takeaways
- POST Luxembourg has the widest 5G coverage, reaching up to 1.5 Gbps in Luxembourg City and extending nationwide.
- A Roamix eSIM activates before you fly and connects at LUX Findel Airport without requiring a local SIM or EU roaming from your home carrier.
- EU/EEA travellers benefit from Roam Like At Home on EU SIMs; non-EU visitors need a dedicated plan like Roamix.
- Luxembourg uses the euro and contactless payment is universal; tap-to-pay everywhere from the Casemates du Bock to Moselle Valley wine shops.
- The Grand Duchy is small enough that one data plan covers Luxembourg City, Vianden, Mullerthal, Echternach and the Moselle in a single multi-day trip.
Quick Facts
Luxembourg Connectivity
Get a Roamix Luxembourg eSIM and land connected at Luxembourg-Findel Airport.
How to Stay Connected in Luxembourg
Wi-Fi is excellent in Luxembourg City hotels, cafes and co-working spaces. The European Quarter and Old Town have very fast broadband. Rural guesthouses in the Ardennes and Moselle are generally well-connected by European standards. A Roamix eSIM on 5G often outperforms hotel Wi-Fi.
Option
Best For
Notes
RecommendedRoamix eSIM
All non-EU travellers wanting 5G from the moment they land at LUX
Activates before you fly; connects to POST Luxembourg 5G automatically; no SIM queue and no EU roaming charge.
EU/EEA Roam Like At Home
EU SIM holders checking if their plan covers Luxembourg
Luxembourg is an EU member; Roam Like At Home applies to EU SIMs. Check fair-use data caps with your home carrier.
Local SIM (POST Luxembourg or Tango)
Long-stay visitors needing a Luxembourgish number
Available at LUX airport and POST Luxembourg shops in the city. Requires passport for registration.
Hotel and cafe Wi-Fi
Supplementary use at accommodation
Very reliable across Luxembourg City and most of the Grand Duchy. Speeds are generally fast on Luxembourg's excellent broadband infrastructure.
A Roamix Luxembourg eSIM is the optimal choice for non-EU visitors: activate before flying, land on 5G up to 1.5 Gbps and cover the entire Grand Duchy without any roaming bill. EU travellers should verify Roam Like At Home data caps; heavy streaming may exceed fair-use limits.
Get connected the moment you land in Luxembourg.
Get your Luxembourg eSIMMobile Networks in Luxembourg
Luxembourg has one of the densest 5G networks per square kilometre in Europe. POST Luxembourg, the national operator, runs the most complete 5G network with peak speeds up to 1.5 Gbps in Luxembourg City. Tango, a POST subsidiary operating as a separate brand, provides excellent urban 5G and 4G with competitive tourist pricing. Orange Luxembourg covers Luxembourg City and suburbs with solid 4G and growing 5G. The entire Grand Duchy is 2586 sq km, smaller than many European national parks, so signal is effectively continuous from the capital to every major tourist site.
National operator with the broadest 5G footprint and peak speeds up to 1.5 Gbps. Best choice for complete Grand Duchy coverage including rural areas, Vianden, the Ardennes and the Moselle.
POST subsidiary with strong urban 5G in Luxembourg City and suburbs. Excellent for city stays and business travel; 4G reaches all major towns.
Good 4G in Luxembourg City, Esch-sur-Alzette and suburban areas; 5G expanding. A solid alternative for city-focused stays.
Typical Speeds
5G in Luxembourg City delivers 200 to 1000 Mbps routinely. Rural 4G averages 30 to 80 Mbps. Even the Mullerthal trails and the Esch-sur-Sure valley have strong 4G.
5G Status
5G covers Luxembourg City and expands across the Grand Duchy via POST Luxembourg. Urban Tango 5G rivals the fastest networks in Western Europe.
POST Luxembourg is the safest single choice for full Grand Duchy coverage. If you are staying only in Luxembourg City, Tango often delivers the fastest urban 5G. A Roamix eSIM connects to whichever is strongest at each location.
Coverage is excellent across virtually the entire Grand Duchy. The only minor dead zones are a handful of deep river valleys in the Mullerthal and Our River areas where cliffs briefly block signal. These are very short interruptions and not a practical concern for the vast majority of visitors.
Luxembourg uses Band 20 (800 MHz), Band 3 (1800 MHz) and Band 7 (2600 MHz) for 4G LTE, and 3500 MHz for 5G. Any modern unlocked phone from 2019 onward is fully compatible. iPhones from iPhone XS onward and Samsung Galaxy S20 onward are 5G-capable in Luxembourg.
Data Usage Guide
Luxembourg's tiny size and exceptional 5G coverage make data use effortless. The main consumption drivers are navigation, social media sharing from landmark sites and streaming during transit. All destinations are reachable within 1 to 2 hours of Luxembourg City.
Download the offline Google Maps for Luxembourg before arrival. The Wikiloc app with Mullerthal Trail GPX files downloaded over Wi-Fi before the hike is the best trail navigation tool.
Data by Activity
Light Use
4 GB
Long weekend in Luxembourg City with Vianden day trip
5G in Luxembourg City; 4G in Vianden. 4 GB covers navigation, social media, WhatsApp and streaming across 3 to 4 days.
Standard
3 GB
Mullerthal Trail hiking and Moselle wine circuit
4G continuous on Mullerthal trails. 3 GB covers GPS tracking, photography sharing, restaurant searches and messaging for 2 to 3 days.
Heavy Use
6 GB
Business trip to European Quarter with sightseeing
Remote work from Kirchberg with video calls, plus city sightseeing with heavy data use on 5G; 6 GB covers a full work week.
Apps & Internet Freedom
Luxembourg has a fully open internet. All mainstream apps work normally on a Roamix eSIM without any restrictions.
There is no censorship of social media, messaging, streaming or search in Luxembourg. No VPN is required for any mainstream service.
Works fully; widely used across Luxembourg including by the large expat and cross-border worker community.
Google Maps
Excellent map data for Luxembourg. Download offline map for Mullerthal trail navigation.
mCitizen (Luxembourg official app)
The Luxembourg government services app; useful for transport and public service information.
Bolt / Uber
Both operate in Luxembourg City. Bolt is the more popular option for locals.
Wikiloc
Recommended for the Mullerthal Trail and other hiking routes; download trail GPX files before setting off.
YouTube
No restrictions; 5G in Luxembourg City makes streaming effortless.
No restrictions; Vianden Castle and the Casemates du Bock are some of Western Europe's most photogenic landmarks.
Wolt / Deliveroo
Food delivery apps operate in Luxembourg City.
How to Set Up a Luxembourg eSIM
A Roamix Luxembourg eSIM installs on your phone before departure and connects to POST Luxembourg 5G or Tango on landing at Luxembourg-Findel Airport.
iPhone XS and later, Google Pixel 3 and later, Samsung Galaxy S20 and later, and most modern Android flagships support eSIM. Check Settings, Mobile Data, 'Add eSIM' to confirm.
- 1
Purchase your Roamix Luxembourg eSIM at roamix.app/luxembourg-esim.
- 2
Scan the QR code in your Roamix dashboard under Settings, Mobile Data or eSIM.
- 3
Label the eSIM 'Luxembourg Data' and set it as your default data line.
- 4
Keep your home SIM active for calls and SMS verification if needed.
- 5
On landing at LUX, toggle airplane mode off and confirm 5G or 4G appears on the Roamix eSIM.
APN Note
Roamix pre-configures the correct APN for Luxembourg. If data does not activate automatically, go to Mobile Data settings, select the Roamix eSIM line, and verify the APN matches your Roamix confirmation email.
Troubleshooting
If no signal on landing, toggle airplane mode on and off. If still not connected, go to Settings, Mobile Network, Network Selection, and manually select POST Luxembourg or Tango. Contact Roamix support via the app chat if the issue persists.
Get connected the moment you land in Luxembourg.
Get your Luxembourg eSIMArrival Checklist
Activate your Roamix Luxembourg eSIM before your flight to Luxembourg-Findel (LUX) or your connecting airport.
Download offline Google Maps for Luxembourg and the Mullerthal region before boarding.
Luxembourg City is tiny; most Old Town sights are walkable. Download the Bolt app for taxis to Kirchberg or the European Quarter.
The euro is used; contactless payment is universal. Carry a small amount of EUR cash for the Mullerthal hiking huts or Moselle wine villages.
Note the emergency number 112 and the non-emergency police line 113 in your contacts.
How locals communicate
Luxembourgers are trilingual (Luxembourgish, French, German) and most also speak English, making it the most multilingual population in the EU. WhatsApp and iMessage are the primary messaging platforms. The large expat and cross-border worker community (nearly 50% of the workforce crosses from France, Germany and Belgium daily) means English is the de facto business language.
WhatsApp or standard messaging over your Roamix eSIM data connection is the most cost-effective way to communicate; Luxembourg calling rates are relatively high on traditional voice plans.
Airports in Luxembourg
Luxembourg Airport (Findel)
Luxembourg City (6 km from city centre)
Free Wi-Fi throughout the terminal with good speeds. International departures lounge has the most reliable coverage.
Luxembourg's only commercial airport. Your Roamix eSIM connects to POST Luxembourg 5G immediately on landing. The city centre bus (line 29) and taxi take under 20 minutes; navigation is live before you reach the exit.
Brussels Airport
Brussels, Belgium (approximately 220 km from Luxembourg City)
Excellent free Wi-Fi throughout Brussels Airport.
A major hub with many more long-haul connections than LUX. Train from Brussels to Luxembourg City takes about 3 hours. Your Roamix eSIM covers both Belgium and Luxembourg.
Frankfurt Airport
Frankfurt, Germany (approximately 200 km from Luxembourg City)
Good Wi-Fi across Frankfurt Airport terminals.
The largest nearby hub for intercontinental connections. Train or car from Frankfurt to Luxembourg takes about 2 hours. Roamix eSIM covers Germany and Luxembourg.
Cologne Bonn Airport
Cologne, Germany (approximately 190 km from Luxembourg City)
Free Wi-Fi available throughout the airport.
Good option for Ryanair and budget carrier routes. Car journey to Luxembourg City takes approximately 2 hours. Roamix eSIM covers Germany and Luxembourg seamlessly.
Visa & Entry for Luxembourg
Luxembourg is a Schengen Area EU member state. EU/EEA citizens and nationals of countries with Schengen visa-free access (including the US, UK, Canada, Australia and Japan) can enter without a visa for stays up to 90 days in any 180-day period.
eVisa / ETA
No separate Luxembourg visa or ETA. Entry is governed by Schengen rules. If you need a Schengen visa, apply to the Luxembourg Embassy or a designated Schengen embassy in your country.
Passport validity
Passport or national ID valid for the duration of your stay. Non-EU nationals need a passport valid for at least 3 months beyond planned departure from Schengen.
Onward ticket
Not routinely checked for visa-free Schengen nationals. Carry proof of accommodation and return travel if asked.
Activate your Roamix Luxembourg eSIM before flying. 5G is live from the moment you exit Luxembourg-Findel terminal.
Entry requirements follow Schengen rules. Check requirements for your nationality before travel.
Get connected the moment you land in Luxembourg.
Get your Luxembourg eSIMMoney & Payments in Luxembourg
Luxembourg uses the euro and is one of the wealthiest countries in the world by GDP per capita; prices in restaurants and hotels are high by EU standards, though grocery shopping and public transport (free) help offset costs.
Cash vs Card
Contactless and card payment is universal in Luxembourg City, tourist sites and restaurants. Some Mullerthal hiking huts and very small village shops prefer cash. Carry EUR 20 to 50 for cash scenarios.
ATMs
ATMs are abundant in Luxembourg City and in the main towns. Use bank-affiliated ATMs for the best rates if drawing from a non-EUR account.
Payment Apps
Apple Pay and Google Pay are widely accepted. Payconiq by Bancontact and Digicash are the local mobile payment apps used by Luxembourgers but not needed by tourists.
Daily Budget
Budget travellers can manage EUR 80 to 120 per day using free public transport, affordable cafes and hostels. Mid-range: EUR 150 to 250 per day for a good city hotel and sit-down restaurant meals. Dinner in a Luxembourg City restaurant averages EUR 40 to 70 per person.
Data cost: POST Luxembourg and Tango tourist SIM plans start at approximately EUR 10 to 20 for multi-day data packages. A Roamix eSIM offers the convenience of pre-activation.
Getting Around Luxembourg
Luxembourg made all public transport free for residents and visitors in 2020, a world first. Buses, trams and trains are entirely free of charge throughout the Grand Duchy. Luxembourg City has a modern tram network linking the station, Old Town, Kirchberg and the airport. For the Mullerthal, Vianden, the Ardennes and the Moselle, a rental car gives the most flexibility, though buses serve most tourist destinations.
Free public transport (buses, tram, trains)
Luxembourg's trams, buses and trains are free of charge. The mCitizen app and the mobiliteit.lu planner work on your Roamix eSIM for real-time route planning across all modes.
Bolt / Uber (Luxembourg City)
Bolt is the main ride-hailing app in Luxembourg City. Works seamlessly over your Roamix eSIM data connection.
Car rental
Recommended for the Mullerthal, Vianden, Clervaux and the Moselle Valley. Navigation via Google Maps on your Roamix eSIM is excellent; all main roads have 5G or 4G coverage.
Cycling
The Moselle Valley and Mullerthal have excellent cycling paths. The Vel'OH! city bike sharing scheme in Luxembourg City works via the app over your Roamix eSIM data.
Regions & Travel
Luxembourg rewards the curious traveller who looks beyond its small size. The capital city is a genuine UNESCO World Heritage Site with 1000-year-old Casemates (underground rock fortifications), a dramatic gorge dividing the medieval upper city from the lower Grund neighbourhood, and the European Quarter containing multiple EU institutions. Beyond the city, the Mullerthal 'Little Switzerland' trail network offers some of the finest hiking in the Benelux region through eroded sandstone gullies. Vianden Castle is one of the best-preserved medieval castles in Western Europe. The Moselle Valley produces Crémant and Riesling in a gentle river landscape, and the Ardennes north holds quiet forests and the extraordinary Clervaux Castle with Edward Steichen's 'Family of Man' photography exhibition.
Best time to visit: May to September for outdoor activities, the Mullerthal trails, Moselle wine tours and outdoor dining in Luxembourg City. December for the Christmas market (rated among the best in Europe). The Grand Duchy is year-round accessible; winters are mild compared to northern EU countries.
Luxembourg City and the Capital District
The capital is divided between the fortified upper city (Old Town and Bock promontory) and the lower Grund and Clausen neighbourhoods below the gorge. The Place d'Armes, Grand Ducal Palace, Notre-Dame Cathedral and the Casemates du Bock are all within walking distance. The Kirchberg plateau hosts the European Quarter and the Luxembourg Museum of Modern Art (MUDAM).
Signal: Full 5G across Luxembourg City. The fastest connectivity in the Grand Duchy, up to 1.5 Gbps in parts of the city.
Mullerthal and the Petite Suisse Luxembourgeoise
The Mullerthal region in eastern Luxembourg is nicknamed 'Little Switzerland' for its dramatic eroded sandstone formations, gorges, rock arches and woodland trails. The Mullerthal Trail covers 112 km in three loops; even a half-day walk through the Schiessentumpel waterfall circuit is outstanding.
Signal: Strong 4G in Echternach town and across the Mullerthal region. Signal is continuous even on deep trail sections through the gorges.
Vianden and the Our Valley (Ardennes North)
Vianden in the north, on the Our River border with Germany, is home to one of the finest Romanesque-Gothic castles in Western Europe. The castle towers above the perfectly preserved medieval village. Victor Hugo lived in exile in Vianden; his former residence is a museum.
Signal: Strong 4G in Vianden town and along the Our Valley. The castle hilltop has reliable signal for photography sharing.
Clervaux and the Luxembourg Ardennes
The northwestern Ardennes region, centred on Clervaux, is forested rolling country with traditional villages and the Clervaux Castle, which houses Edward Steichen's famous 'Family of Man' UNESCO-recognised photographic exhibition. The forests are excellent for cycling and walking.
Signal: 4G in Clervaux and throughout the Ardennes main roads. Forested side tracks may briefly drop to 3G.
Moselle Valley and the Wine Region
The southeastern Moselle Valley along the German border is Luxembourg's wine country, producing Crémant de Luxembourg (sparkling), Riesling, Pinot Gris and Auxerrois from terraced riverside vineyards. The villages of Remich, Grevenmacher, Wormeldange and Stadtbredimus are the main wine tourism centres.
Signal: Strong 4G and 5G along the Moselle valley road and in all wine villages.
Hidden Gems
Casemates du Bock
UNESCO World Heritage FortificationsLuxembourg City and the Capital District
Rock-cut underground casemates (fortifications) dating from the 17th century beneath the Bock promontory; a 23 km network of tunnels used as bomb shelters in WWII. One of the defining experiences of Luxembourg City.
Signal: Full 5G above ground in the Old Town. Inside the Casemates tunnels, signal is reduced but generally available at tunnel entrances.
Share the dramatic views from the Bock cliff over the Alzette gorge via your Roamix 5G connection from the Casemates entrance terrace.
Vianden Castle
Medieval CastleVianden and the Our Valley (Ardennes North)
One of the finest Romanesque-Gothic castles in Western Europe, meticulously restored over the hilltop village of Vianden. The chairlift from the river provides a spectacular approach view.
Signal: Strong 4G in Vianden town and on the castle approach road. The castle terrace has good signal.
Navigate from Luxembourg City to Vianden via car using Google Maps on your Roamix eSIM and share castle approach photographs from the chairlift via 4G.
Mullerthal Schiessentumpel Waterfall
Natural Wonder / Hiking LandmarkMullerthal and the Petite Suisse Luxembourgeoise
A triple-arch stone bridge over a waterfall in a sandstone gorge; the most photographed natural site in Luxembourg and the centrepiece of the Mullerthal Trail.
Signal: 4G available at the waterfall and throughout the Mullerthal Trail network. Even the deepest gorge sections have passable signal.
Share the waterfall photography directly over your Roamix 4G connection from the trail; GPS track your hike route from Echternach.
Clervaux Castle and Family of Man
UNESCO Heritage MuseumClervaux and the Luxembourg Ardennes
Edward Steichen's 'Family of Man' photo exhibition, a UNESCO Memory of the World registered collection of 503 photographs from 68 countries, permanently housed in the Clervaux Castle halls.
Signal: 4G in Clervaux town and at the castle.
Research the exhibition history and navigate from Luxembourg City using your Roamix eSIM. The Ardennes drive itself is worth the data use for navigation.
Esch-sur-Sure
Village and Reservoir LandscapeClervaux and the Luxembourg Ardennes
A picture-perfect medieval village looping around a river bend below a ruined castle, surrounded by the Sure reservoir. One of the most scenic villages in the Grand Duchy.
Signal: 4G in Esch-sur-Sure village and around the Sure reservoir.
Navigate from Luxembourg City and share the extraordinary bridge panorama over the village rooftops using your Roamix eSIM 4G connection.
Moselle Wine Route
Wine Tourism / Scenic RouteMoselle Valley and the Wine Region
Terraced Riesling and Pinot Gris vineyards on the banks of the Moselle, with winery cellars, Crémant tastings and cycling paths between the wine villages. Schengen, where the EU freedom of movement treaty was signed, is at the southern end.
Signal: Strong 4G and 5G along the entire Moselle valley road from Schengen to Wasserbillig.
Book wine tasting sessions at Bernard-Massard or Domaine Aly Duhr via their websites on your Roamix eSIM and navigate the vineyard cycling route.
Echternach Old Town
Historic TownMullerthal and the Petite Suisse Luxembourgeoise
Luxembourg's oldest town and the base for the Mullerthal Trail, with a Benedictine abbey founded in 698 AD, a Romanesque basilica and a traditional town square. The Echternach International Music Festival is held here each June.
Signal: Strong 4G and 5G in Echternach, the gateway town to the Mullerthal.
Plan your Mullerthal Trail sections and book trail accommodation from Echternach town using your Roamix eSIM before heading into the forest.
Grand Ducal Palace
Royal PalaceLuxembourg City and the Capital District
The official residence of the Grand Duke of Luxembourg in the heart of the Old Town, with a distinctive Renaissance facade. Open for guided tours in summer; the changing of the guard is a daily spectacle.
Signal: Full 5G in Luxembourg City Old Town. The palace square is one of the best-connected public spaces in the capital.
Share the palace facade photography in real time over your Roamix 5G connection from the pedestrian zone of the capital.
MUDAM - Musee d'Art Moderne Grand-Duc Jean
Modern Art MuseumLuxembourg City and the Capital District
Luxembourg's museum of modern and contemporary art in a striking Ieoh Ming Pei-designed glass pavilion on the Kirchberg plateau, with international contemporary collections and a renowned programme of exhibitions.
Signal: Full 5G in the Kirchberg area where MUDAM is located.
Research current MUDAM exhibitions and book entry in advance using your Roamix eSIM connection. The glass pavilion is outstanding for architectural photography.
Beaufort Castle Ruins
Medieval RuinsMullerthal and the Petite Suisse Luxembourgeoise
A romantic ruin of a 12th-century castle set on a rocky outcrop above the Mullerthal valley, with a Renaissance chateau adjoining the ruins now housing the Beaufort blackcurrant liqueur production. Tours and tastings available.
Signal: 4G in Beaufort village adjacent to the castle ruins.
Navigate to Beaufort from Echternach or Luxembourg City using your Roamix eSIM and share the castle ruin photography from the forest clearing.
Events & Best Seasons
Luxembourg City Christmas Market
Christmas MarketLuxembourg City (Place d'Armes, Place de la Constitution, Grund) · Late November to January 1
One of the most highly rated Christmas markets in Europe, spreading across multiple squares in Luxembourg City Old Town with festive chalets, mulled Crémant (sparkling wine), local pastries and gifts against the backdrop of the illuminated Grand Ducal Palace.
Network note
5G throughout Luxembourg City Old Town. Evening Christmas market photography over 5G is outstanding.
Roamix tip
Share the illuminated Grand Ducal Palace and cathedral backdrop in real time over your Roamix 5G connection.
Echternach International Music Festival
Classical Music FestivalEchternach (abbey basilica and outdoor venues) · Late May to June
A prestigious classical music festival held in Echternach's medieval basilica and open-air venues, attracting top international soloists and ensembles. The abbey basilica setting is acoustically and visually exceptional.
Network note
4G and 5G in Echternach. Book tickets in advance via the festival website.
Roamix tip
Purchase concert tickets via the Echternach festival website using your Roamix eSIM before tickets sell out for the abbey concerts.
National Day (Nationalfeierdag)
National HolidayLuxembourg City · June 23
Luxembourg's national day, celebrating the birthday of the Grand Duke. The evening of June 22 features a tattoo (military music and fireworks) and June 23 has a military parade and official ceremony in Luxembourg City, followed by public celebrations and concerts.
Network note
5G across Luxembourg City. Central areas may be busy; navigate via your Roamix eSIM.
Roamix tip
Find the best fireworks viewpoint using Google Maps and share the illuminated city and palace during the National Day celebrations over your Roamix 5G.
Moselle Wine and Grape Festival
Food and Wine FestivalMoselle Valley wine villages (Grevenmacher, Wormeldange) · September to October
The grape harvest season in the Moselle Valley is marked by wine festivals in the river villages, with Crémant tastings, vine walks, cellar tours and local produce markets. The Moselle in autumn light is outstandingly beautiful.
Network note
Strong 4G along the Moselle valley road. Wine village events are well-covered.
Roamix tip
Navigate the Moselle vineyard route and book cellar tours using your Roamix eSIM on the drive from Luxembourg City to the harvest festival villages.
Wiltz International Theatre and Music Festival
Cultural FestivalWiltz (Luxembourg Ardennes) · June to July
An open-air performing arts festival held in the amphitheatre of Wiltz, the historic capital of the Ardennes. Concerts, theatre and dance performances are staged against the backdrop of the forested Ardennes landscape.
Network note
4G in Wiltz and the Ardennes valley. Download directions before leaving Luxembourg City.
Roamix tip
Book Wiltz festival tickets via the official programme website using your Roamix eSIM well in advance for popular performances.
Luxembourg Marathon
Sports EventLuxembourg City · May
The Luxembourg Marathon and related 10 km and half-marathon events draw thousands of runners from across the Benelux and Germany, with a city-centre route passing major landmarks including the Adolphe Bridge and the Grund.
Network note
5G throughout the course. Real-time runner tracking available on the official app over your Roamix eSIM.
Roamix tip
Track runner positions and navigate to the best spectator spots on the Luxembourg City course using your Roamix 5G connection.
Schueberfouer (Luxembourg's Giant Fun Fair)
FairGlacis Park, Luxembourg City · Late August to mid-September
One of the oldest and largest travelling fairs in Europe, held annually in Luxembourg City since 1340. The Schueberfouer covers the Glacis plateau with rides, food stalls, traditional games and the famous fair atmosphere unique to Luxembourg.
Network note
5G at the Glacis Park during the fair. Excellent signal for sharing the spectacle.
Roamix tip
Navigate to the Glacis Park from Luxembourg City centre and share the fair atmosphere over your Roamix 5G connection.
Blues'n Jazz Rallye (Luxembourg City)
Music FestivalLuxembourg City Old Town bars and squares · Late June
A unique jazz and blues festival in which musicians move between different bars and venues in Luxembourg City Old Town during the evening, creating a roving musical event with no fixed stage or entrance fee.
Network note
5G throughout Luxembourg City Old Town. Navigate the moving festival using your Roamix eSIM.
Roamix tip
Follow the Blues'n Jazz Rallye venue schedule via social media on your Roamix 5G and navigate between bars using Google Maps.
Rumelange Mining Festival
Heritage / Cultural FestivalRumelange (south Luxembourg, Minett region) · September
A festival celebrating Luxembourg's industrial iron ore mining heritage in the Minett region of southern Luxembourg, recently inscribed as a UNESCO Cultural Landscape. The National Mining Museum in Rumelange hosts guided mine tours with actors in period costume.
Network note
4G in Rumelange. Navigate from Luxembourg City by car (about 20 km south).
Roamix tip
Research the Minett UNESCO landscape and book mine tour tickets via the museum website using your Roamix eSIM before travelling south.
Vianden Victor Hugo Days
Cultural / HistoricalVianden · October
Annual celebration in Vianden commemorating Victor Hugo's years of exile in the town (1871), with guided walks, readings from Hugo's work, theatrical performances and talks in the Victor Hugo House museum and Vianden Castle.
Network note
4G in Vianden. Navigate the 70-minute drive from Luxembourg City using your Roamix eSIM.
Roamix tip
Navigate to Vianden, book castle entry and research Hugo's connection to the town using your Roamix eSIM on the drive through the Ardennes.
Spring
March to May: The Moselle vineyards bloom, the Mullerthal forest turns green and Luxembourg City's outdoor cafe culture resumes. The marathon in May and the Echternach festival season beginning in late May make spring an excellent time to visit. April can be wet; pack a rain layer.
Summer
June to August: The main tourist season with the best weather (20 to 27 C), outdoor festivals, Moselle wine harvest build-up and the Mullerthal Trail at its most pleasant. National Day on June 23 is the social highlight. Book accommodation early for peak July and August in Luxembourg City.
Fall
September to November: Outstanding. The Moselle harvest festivals, autumn foliage in the Mullerthal and Ardennes, and quieter tourist sites make this arguably the best season to visit. October temperatures of 10 to 18 C are comfortable. The Schueberfouer fair runs into September.
Winter
December to February: The Christmas market transforms Luxembourg City into one of the most festive capitals in Europe. Temperatures of 0 to 5 C are manageable with the right clothing. January and February are quiet but atmospheric. Clervaux and the Ardennes villages are beautiful in snow.
Remote Work from Luxembourg
Luxembourg is ideal for short remote-work visits. The European Quarter in Kirchberg has the continent's densest concentration of EU institutions and international organisations, plus a range of co-working spaces and hotel business lounges. The Old Town has excellent cafe-working options with 5G and Wi-Fi.
POST Luxembourg 5G delivers up to 1.5 Gbps in Luxembourg City. Hotel Wi-Fi is fast. Co-working spaces in the Kirchberg and Limpertsberg areas offer high-end facilities.
Work from the reading room of the Luxembourg City Library (Bibliothèque nationale, free entry) or the Grund neighbourhood cafes for a productive Luxembourg City remote-work day with 5G and character in equal measure.
Get connected the moment you land in Luxembourg.
Get your Luxembourg eSIMLocal Tips for Luxembourg
Language
Luxembourg is one of Europe's most multilingual countries. Luxembourgish is spoken at home, French in official contexts, and German in written media. English is the de facto language of the European Quarter and is understood virtually everywhere in the tourism and hospitality sector. No language barrier whatsoever for English-speaking visitors.
Tipping
Service charges are included in restaurant bills in Luxembourg. Rounding up or leaving 5 to 10% extra is appreciated for good service but not mandatory. Taxi tips of EUR 1 to 2 are customary.
Food & Dining
Luxembourg cuisine blends German hearty dishes (Judd mat Gaardebounen, smoked collar of pork with broad beans, the national dish) with French refinement. Freshwater fish from the Moselle and Our rivers feature prominently. The Moselle Valley Crémant (sparkling wine) and Riesling are excellent and affordable. Luxembourg City has a full range of international restaurants; many French-influenced fine dining options are available.
Transport
All buses, trams and trains in Luxembourg are free. The tram line 1 connects LUX airport to Luxembourg City station in about 20 minutes and onward to the Kirchberg European Quarter. Use the mobiliteit.lu journey planner app for connections throughout the Grand Duchy.
Emergency Numbers
general
112
police
113
ambulance
112
fire
112
Essential Apps
mobiliteit.lu
Official Luxembourg public transport journey planner covering all free buses, trams and trains across the Grand Duchy in real time.
Wikiloc
Download Mullerthal Trail and Ardennes hiking route GPX files before setting off; best trail navigation tool for Luxembourg's forest paths.
Vel'OH!
Luxembourg City's public bike-sharing app; affordable day passes for cycling between the Old Town, Kirchberg and Clausen.
Safety & Health in Luxembourg
Luxembourg is one of the safest countries in the world with negligible violent crime. The only security advisory is the standard one for any wealthy European city: be aware of pickpockets in tourist-heavy areas like the Old Town on weekends. Night Kirchberg and the station area can be noisier on weekends.
Your Roamix eSIM stays live throughout the Grand Duchy. In the unlikely event of an emergency, 112 connects to emergency services from anywhere in Luxembourg over your eSIM data or voice.
Health Note
Medical facilities in Luxembourg are excellent, among the best in the EU. EU health cards are accepted. Travel insurance is recommended for non-EU visitors.
Water Safety
Tap water is clean and excellent throughout Luxembourg. Refill your bottle freely at any tap or public fountain.
Frequently Asked Questions
Luxembourg eSIM, connectivity, and travel
Is there 5G in Luxembourg?
Yes. POST Luxembourg has one of the most complete 5G networks in Europe, with peak speeds up to 1.5 Gbps in Luxembourg City. Tango and Orange Luxembourg also offer 5G in urban areas. The entire Grand Duchy benefits from excellent 4G and growing 5G coverage.
Which network is best in Luxembourg?
POST Luxembourg has the widest 5G coverage and the fastest peak speeds in the country, reaching up to 1.5 Gbps. Tango is excellent in Luxembourg City for urban speed. A Roamix eSIM connects to whichever is strongest at your location.
Can I use a Roamix eSIM in Luxembourg?
Yes. A Roamix Luxembourg eSIM connects to POST Luxembourg or Tango and activates before your flight. You land at Luxembourg-Findel Airport already connected on 5G without any SIM queue.
Is public transport really free in Luxembourg?
Yes. Since 2020, all buses, trams and trains in Luxembourg are free of charge for everyone, residents and visitors alike. Use the mobiliteit.lu app for real-time timetables and journey planning across the Grand Duchy.
Does EU Roam Like At Home apply in Luxembourg?
Yes. Luxembourg is an EU member state, so EU SIM holders benefit from Roam Like At Home. Check fair-use data limits with your home carrier; heavy streaming may exceed the cap. Non-EU visitors need a dedicated plan such as a Roamix eSIM.
What is the best airport to fly into for Luxembourg?
Luxembourg-Findel Airport (LUX) is the main commercial airport, just 6 km from Luxembourg City. For intercontinental connections, Brussels Airport (BRU) is 220 km away and Frankfurt Airport (FRA) is 200 km away, both accessible by train.
What is the Mullerthal Trail?
The Mullerthal Trail is a 112 km hiking network in eastern Luxembourg nicknamed 'Little Switzerland' for its dramatic eroded sandstone formations. The Schiessentumpel waterfall circuit is the most famous section and takes about 3 hours. The trail is well-marked and accessible from Echternach.
What currency is used in Luxembourg?
Luxembourg uses the euro (EUR). Contactless and card payment is universal. Prices are high by European standards; budget accordingly, though free public transport significantly reduces transport costs.
Do I need a visa to visit Luxembourg?
Luxembourg is an EU Schengen state. Citizens of the EU, EEA, UK, US, Canada, Australia and many other countries can enter visa-free for up to 90 days. If you need a Schengen visa, apply to the Luxembourg Embassy or another Schengen embassy in your country.
What plug type does Luxembourg use?
Luxembourg uses Type C and Type F plugs at 230V, the standard in most of continental Europe. UK and US visitors need an adapter.
Is Luxembourg safe for tourists?
Luxembourg is one of the safest countries in the world with very low crime rates. Standard precautions apply: be aware of pickpockets in crowded tourist areas. The Grand Duchy is a welcoming and very English-speaking destination.
How much data do I need for a long weekend in Luxembourg?
For a long weekend in Luxembourg City with a Vianden day trip, 3 to 4 GB is more than sufficient. For a 5 to 7 day trip covering the Mullerthal, Ardennes and Moselle Valley, 4 to 6 GB covers navigation, social media, messaging and some streaming.
What language is spoken in Luxembourg?
Luxembourg has three official languages: Luxembourgish (the national language spoken at home), French (used in administration and courts) and German (used in written media). English is the de facto language of business and is widely spoken throughout the tourism and hospitality sector.
What is the best time to visit Luxembourg?
September and October are outstanding for the Moselle wine harvest, autumn foliage and quieter tourist sites. May and June are excellent for hiking and the start of the festival season. December has one of the best Christmas markets in Europe.
Still have questions?
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Stay connected across the Grand Duchy from the Casemates to Vianden Castle
A Roamix Luxembourg eSIM activates before you fly, connects to POST Luxembourg 5G at Findel Airport, and keeps you online for free transit navigation, Vianden Castle photography and Moselle wine country cycling.
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