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Luxembourg

$475+ Cheap flights from Dulles Intl (IAD) to Luxembourg

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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LUX
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
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 March 11, 2026.

This FlightHub deal was found by Cheapflights users on 3/5. 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.
Sun 4/198:20 pm
IAD
-
LUX
1 stop31h 30m
Scandinavian Airlines
Fri 4/2410:30 am
LUX
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 3/5$475
This lol.travel deal was found by Cheapflights users on 3/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/68:20 pm
IAD
-
LUX
1 stop31h 30m
Scandinavian Airlines
Wed 4/227:55 pm
LUX
-
IAD
1 stop27h 05m
Scandinavian Airlines
Deal found 3/10$490
This Trip.com deal was found by Cheapflights users on 3/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:20 pm
IAD
-
LUX
1 stop16h 55m
Scandinavian Airlines
Mon 4/2010:30 am
LUX
-
IAD
1 stop12h 30m
Scandinavian Airlines
Deal found 3/5$497
This FlightHub deal was found by Cheapflights users on 3/7. 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.
Tue 4/219:45 pm
IAD
-
LUX
1 stop29h 40m
Turkish Airlines
Thu 5/710:20 am
LUX
-
IAD
1 stop15h 30m
Turkish Airlines
Deal found 3/7$527
This Scandinavian Airlines deal was found by Cheapflights users on 3/9. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:30 pm
IAD
-
LUX
1 stop31h 25m
Scandinavian Airlines
Fri 11/1310:30 am
LUX
-
IAD
2 stops31h 22m
Scandinavian Airlines
Deal found 3/9$533
This FlightHub deal was found by Cheapflights users on 3/8. 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.
Wed 3/182:30 pm
IAD
-
LUX
1 stop21h 35m
Turkish Airlines
Mon 3/2310:50 am
LUX
-
IAD
1 stop30h 55m
Turkish Airlines
Deal found 3/8$539
This Turkish Airlines deal was found by Cheapflights users on 3/8. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:20 pm
IAD
-
LUX
1 stop22h 20m
Turkish Airlines
Wed 4/296:35 pm
LUX
-
IAD
1 stop31h 15m
Turkish Airlines
Deal found 3/8$555
This SmartFares deal was found by Cheapflights users on 3/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:20 pm
IAD
-
LUX
1 stop22h 20m
Turkish Airlines
Thu 10/2910:50 am
LUX
-
IAD
1 stop30h 55m
Turkish Airlines
Deal found 3/9$561
This Priceline deal was found by Cheapflights users on 3/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:30 pm
IAD
-
LUX
2 stops24h 45m
Scandinavian Airlines
Thu 10/2910:30 am
LUX
-
IAD
1 stop12h 45m
Scandinavian Airlines
Deal found 3/9$564
This flugladen.de deal was found by Cheapflights users on 3/7. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:45 pm
IAD
-
LUX
1 stop29h 40m
Turkish Airlines
Tue 4/286:35 pm
LUX
-
IAD
1 stop23h 00m
Turkish Airlines
Deal found 3/7$576

Find flight deals from Dulles Intl to Luxembourg

Keep the following information in mind while searching for Dulles Intl to Luxembourg flight deals. Data was last updated March 11, 2026.

Round-trip from

$475
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$530
From Washington, D.C. Dulles Intl to Luxembourg
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($224 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 11, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 4/16

8:20 pm-7:15 pm

1 stop16h 55m

Luxembourg

Mon 4/20

10:30 am-5:00 pm

1 stop12h 30m

$497

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Wed 4/22

1:20 pm-5:40 pm

1 stop22h 20m

Luxembourg

Wed 4/29

6:35 pm-7:50 pm

1 stop31h 15m

$555

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Fri 4/24

1:20 pm-5:40 pm

1 stop22h 20m

Luxembourg

Fri 5/1

10:20 am-7:50 pm

1 stop15h 30m

$595

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 4/21

8:30 pm-9:50 am

3 stops31h 20m

Luxembourg

Tue 4/28

6:00 am-7:20 pm

3 stops19h 20m

$674
Quickest round-trip

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sat 9/5

5:05 pm-11:30 am

1 stop12h 25m

Luxembourg

Sat 9/12

6:00 am-3:10 pm

2 stops15h 10m

$905

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sun 4/19

5:40 pm-6:45 pm

2 stops19h 05m

Luxembourg

Fri 4/24

7:40 pm-8:05 pm

2 stops30h 25m

$925

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 4/16

8:30 pm-10:45 pm

2 stops20h 15m

Luxembourg

Mon 4/20

12:20 pm-8:35 pm

1 stop14h 15m

$928

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 7/9

1:20 pm-5:40 pm

1 stop22h 20m

Luxembourg

Tue 7/14

10:20 am-7:50 pm

1 stop15h 30m

$929
Cheapest one-way
Quickest one-way

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Fri 5/22

11:30 am-4:35 pm

2 stops23h 05m

$543

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

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 month to book a flight from Washington, D.C. Dulles Intl Airport to Luxembourg?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Luxembourg (average of $481). Flying from Washington, D.C. Dulles Intl Airport to Luxembourg in June is currently the most expensive (average of $1,407). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 March 11, 2026.
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
2,162 reviews

Comfort

7.1

Food

6.2

Crew

7.8

Overall

7.1

Entertainment

6.3

Boarding

7.0

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
2,162 reviews
TAP AIR PORTUGAL
7.1
Good
2,162 reviews

Comfort

7.1

Food

6.2

Crew

7.8

Overall

7.1

Entertainment

6.3

Boarding

7.0

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
7,841 reviews
TAP AIR PORTUGAL
7.1
Good
2,162 reviews

Comfort

7.1

Food

6.2

Crew

7.8

Overall

7.1

Entertainment

6.3

Boarding

7.0

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.

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

    For as low as $497, Scandinavian Airlines can have you in Luxembourg from Washington, D.C. Dulles Intl Airport in 16h 55m. There are 3983 mi between Washington, D.C. Dulles Intl Airport and Luxembourg. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Luxembourg?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Luxembourg (average of $481). Flying from Washington, D.C. Dulles Intl Airport to Luxembourg in June is currently the most expensive (average of $1,407). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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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 March 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$606Average$1,089FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$716Average$907FlexibilityNo cancel feeOn-timeN/A

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