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Luxembourg

$425+ Cheap flights from Dulles Intl (IAD) to Luxembourg (LUX)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LUX
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Dulles Intl to Luxembourg

Cheapest flights from Dulles Intl to Luxembourg
Explore the most affordable flight options available from Dulles Intl to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This FlightHub deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:30 pmIAD - LUX
1 stop14h 25mTurkish Airlines
Fri 12/126:00 pmLUX - IAD
1 stop23h 45mTurkish Airlines
Deal found 12/3$1,090
This FlightHub deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:30 pmIAD - LUX
1 stop21h 35mTurkish Airlines
Sat 12/136:00 pmLUX - IAD
1 stop31h 20mTurkish Airlines
Deal found 12/3$1,221
This Mytrip deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:45 amIAD - LUX
2 stops24h 55mMultiple Airlines
Fri 1/168:35 amLUX - IAD
2 stops18h 25mMultiple Airlines
Deal found 12/2$1,292
This Cheapflightsfares deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/65:30 pmIAD - LUX
1 stop17h 20mTAP AIR PORTUGAL
Sat 12/1312:05 pmLUX - IAD
2 stops25h 15mTAP AIR PORTUGAL
Deal found 12/3$1,502
This TAP AIR PORTUGAL deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:45 amIAD - LUX
2 stops20h 30mTAP AIR PORTUGAL
Fri 12/124:25 pmLUX - IAD
2 stops28h 50mTAP AIR PORTUGAL
Deal found 12/3$1,517
This deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:20 pmIAD - LUX
1 stop10h 10mBritish Airways
Fri 1/211:00 amLUX - IAD
1 stop14h 55mBritish Airways
Deal found 12/4$1,524
This Mytrip deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:05 pmIAD - LUX
3 stops19h 20mMultiple Airlines
Sun 12/2811:45 amLUX - IAD
2 stops15h 15mMultiple Airlines
Deal found 12/3$1,614

Find flight deals from Dulles Intl to Luxembourg

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Luxembourg (LUX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$425
(KAYAK)

Popular in

June

Cheapest in

November

Average price

$916
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Luxembourg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Luxembourg flights.
Search Deals
From Washington, D.C. Dulles Intl to Luxembourg
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($369 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($81 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Luxembourg that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Luxembourg that are best for you.

Fly from

Dulles Intl

Fly to

Luxembourg

Route

Depart

Return

Price

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 1/8

12:23 pm-5:55 pm

2 stops23h 32m

Luxembourg

Wed 4/8

7:55 pm-4:50 pm

1 stop26h 55m

$484

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 1/8

12:23 pm-5:55 pm

2 stops23h 32m

Luxembourg

Mon 4/13

10:30 am-4:50 pm

1 stop12h 20m

$514

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 1/13

12:23 pm-5:50 pm

2 stops23h 27m

Luxembourg

Sun 4/12

7:55 pm-4:50 pm

1 stop26h 55m

$514

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 3/5

8:30 pm-5:55 pm

1 stop15h 25m

Luxembourg

Mon 3/9

10:05 am-6:15 pm

1 stop13h 10m

$514

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sun 1/11

12:23 pm-10:40 pm

2 stops28h 17m

Luxembourg

Sat 5/9

10:30 am-4:50 pm

1 stop12h 20m

$541

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Fri 5/1

1:20 pm-5:30 pm

1 stop22h 10m

Luxembourg

Wed 5/6

10:20 am-11:35 am

1 stop31h 15m

$571

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sun 1/11

1:30 pm-5:05 pm

1 stop21h 35m

Luxembourg

Sat 5/9

6:25 pm-11:35 am

1 stop23h 10m

$572

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 1/8

8:30 pm-5:55 pm

1 stop15h 25m

Luxembourg

Wed 5/20

7:55 pm-4:50 pm

1 stop26h 55m

$574

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Wed 1/7

8:30 pm-10:40 pm

1 stop20h 10m

Luxembourg

Fri 4/10

10:30 am-4:50 pm

1 stop12h 20m

$584

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Wed 12/10

9:00 pm-8:45 am

1 stop29h 45m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 12 results
1
2

Compare providers for flights from Dulles Intl to Luxembourg

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Luxembourg in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Luxembourg flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Luxembourg flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Luxembourg flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Luxembourg flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Luxembourg flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Luxembourg

Have a flexible travel schedule? Discover the best time to fly to Luxembourg from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Luxembourg

What is the cheapest time of day to fly from IAD to LUX?

Find hourly flight availability from Dulles Intl to Luxembourg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s optimal to fly from Washington, D.C. Dulles Intl Airport to Luxembourg in the morning. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Luxembourg

Get insights into the airlines that provide service to Luxembourg. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Luxembourg. Reviews last updated December 4, 2025.
Peruse reviews from past customers who have flown with TAP AIR PORTUGAL and Lufthansa from Washington, D.C. Dulles Intl Airport to Luxembourg to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.1
Good
2,081 reviews

Comfort

7.1

Overall

7.1

Boarding

7.0

Crew

7.8

Food

6.2

Entertainment

6.3

Reviews

1 / 20
4.0
Okay

Maxime,Nov 2025

EWR - LIS

The solo business class seat as part of the 4x2 configuration is very cramped. Do not recommend choosing this.
TAP AIR PORTUGAL
7.1
Good
2,081 reviews
TAP AIR PORTUGAL
7.1
Good
2,081 reviews

Comfort

7.1

Overall

7.1

Boarding

7.0

Crew

7.8

Food

6.2

Entertainment

6.3

Reviews

1 / 20
4.0
Okay

Maxime,Nov 2025

EWR - LIS

The solo business class seat as part of the 4x2 configuration is very cramped. Do not recommend choosing this.
Lufthansa
6.8
Okay
7,612 reviews
TAP AIR PORTUGAL
7.1
Good
2,081 reviews

Comfort

7.1

Overall

7.1

Boarding

7.0

Crew

7.8

Food

6.2

Entertainment

6.3

Reviews

1 / 20
4.0
Okay

Maxime,Nov 2025

EWR - LIS

The solo business class seat as part of the 4x2 configuration is very cramped. Do not recommend choosing this.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Luxembourg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Luxembourg from Washington, D.C. Dulles Intl?

    Luxembourg (LUX) is the airport you will fly into if you book a flight from Washington, D.C. Dulles Intl to Luxembourg. You should not have trouble finding flights to Luxembourg from Washington, D.C. Dulles Intl; the airport handles an average of 0 inbound flights from Washington, D.C. Dulles Intl per day. You should also have plenty of airline options to choose from since 2 airlines have flights to the Luxembourg airport from Washington, D.C. Dulles Intl. It is only a 3.8 mi journey from Luxembourg (LUX) to Luxembourg’s city center.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Luxembourg?

    For as low as $484, Scandinavian Airlines can have you in Luxembourg from Washington, D.C. Dulles Intl Airport in 23h 32m. There are 3983 mi between Washington, D.C. Dulles Intl Airport and Luxembourg.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Luxembourg round-trip?

    Lufthansa, at $606, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Luxembourg. An alternate airline flying to your destination would be TAP AIR PORTUGAL. You may be able to fly from Washington, D.C. Dulles Intl Airport to Luxembourg for 30% less than the average price by searching for these airlines.

  • Can I find deals for flights from Dulles Intl to Luxembourg that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Luxembourg flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Luxembourg?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Luxembourg.

  • Can I find deals for business class flights from Dulles Intl to Luxembourg?

    Yes. Cheapflights offers flight deals from Dulles Intl to Luxembourg by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Luxembourg?

Book flights to Luxembourg if you plan to visit one of these locations
Esch-sur-Alzette

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Alternative routes for Dulles Intl to Luxembourg

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Luxembourg flights
Reagan-National to Luxembourg flights

Top 2 airlines flying from Dulles Intl to Luxembourg

Discover the top 2 airlines that operate flights from Dulles Intl to Luxembourg. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$606Average$1,200FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$716Average$907FlexibilityNo cancel feeOn-timeN/A

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