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Dulles Intl

$522+ Cheap flights from Luxembourg (LUX) to Dulles Intl (IAD)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — IAD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Luxembourg to Dulles Intl

Cheapest flights from Luxembourg to Dulles Intl
Explore the most affordable flight options available from Luxembourg to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:55 amLUX - IAD
1 stop11h 10mDelta
Tue 12/306:05 pmIAD - LUX
1 stop17h 45mDelta
Deal found 12/10$679
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:55 amLUX - IAD
1 stop11h 10mDelta
Wed 12/3112:58 pmIAD - LUX
2 stops15h 27mDelta
Deal found 12/10$703
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2410:55 amLUX - IAD
1 stop11h 10mDelta
Wed 12/3112:32 pmIAD - LUX
2 stops15h 53mDelta
Deal found 12/10$706
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:45 pmLUX - IAD
2 stops25h 01mDelta
Tue 12/306:05 pmIAD - LUX
1 stop17h 45mDelta
Deal found 12/10$708
This British Airways deal was found by Cheapflights users on 12/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/239:55 pmLUX - IAD
1 stop28h 00mBritish Airways
Sun 12/289:45 pmIAD - LUX
1 stop29h 45mBritish Airways
Deal found 12/10$750
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:45 pmLUX - IAD
1 stop31h 20mDelta
Mon 12/296:05 pmIAD - LUX
1 stop10h 20mDelta
Deal found 12/10$751
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:45 pmLUX - IAD
2 stops32h 03mDelta
Sun 12/286:59 pmIAD - LUX
2 stops16h 51mDelta
Deal found 12/10$757
This oojo deal was found by Cheapflights users on 12/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1712:05 pmLUX - IAD
1 stop33h 10mTAP AIR PORTUGAL
Thu 1/85:30 pmIAD - LUX
1 stop17h 20mTAP AIR PORTUGAL
Deal found 12/10$765
This KLM deal was found by Cheapflights users on 12/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:55 amLUX - IAD
1 stop11h 10mMultiple Airlines
Thu 1/86:50 pmIAD - LUX
1 stop9h 45mMultiple Airlines
Deal found 12/10$771
This KLM deal was found by Cheapflights users on 12/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:20 pmLUX - IAD
1 stop27h 45mKLM
Tue 12/306:05 pmIAD - LUX
1 stop10h 20mKLM
Deal found 12/10$777

Find flight deals from Luxembourg to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Luxembourg (LUX) to Dulles Intl (IAD). 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 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$522
(Gotogate)

Popular in

November

Cheapest in

March

Average price

$557
Provider with most accurate pricing for Luxembourg-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Luxembourg-Washington, D.C. Dulles Intl flights.
Search Deals
From Luxembourg to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 54% potential increase in price ($1,311 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 85% potential price decrease ($503 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 Luxembourg to Dulles Intl 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 12, 2025.
Use the filters below to find and compare flights from Luxembourg to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Luxembourg

Fly to

Dulles Intl

Route

Depart

Return

Price

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 1/15

5:40 pm-9:00 pm

1 stop33h 20m

Washington, D.C. Dulles Intl

Wed 1/28

10:30 pm-4:50 pm

1 stop12h 20m

$522

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 1/15

3:45 pm-9:00 pm

2 stops35h 15m

Washington, D.C. Dulles Intl

Wed 1/28

10:30 pm-10:05 am

3 stops29h 35m

$658

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Mon 2/2

6:20 pm-4:05 pm

1 stop27h 45m

Washington, D.C. Dulles Intl

Tue 2/10

5:26 pm-1:50 pm

2 stops14h 24m

$674

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Wed 12/24

10:55 am-4:05 pm

1 stop11h 10m

Washington, D.C. Dulles Intl

Tue 12/30

6:05 pm-5:50 pm

1 stop17h 45m

$679

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Tue 2/3

10:55 am-8:45 pm

2 stops15h 50m

Washington, D.C. Dulles Intl

Tue 2/10

5:26 pm-1:50 pm

2 stops14h 24m

$679

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Wed 2/4

10:55 am-8:45 pm

2 stops15h 50m

Washington, D.C. Dulles Intl

Tue 2/10

5:26 pm-1:50 pm

2 stops14h 24m

$679

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Wed 12/24

10:55 am-4:05 pm

1 stop11h 10m

Washington, D.C. Dulles Intl

Wed 12/31

6:05 pm-2:15 pm

1 stop14h 10m

$702

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 1/8

11:00 am-7:55 pm

1 stop14h 55m

Washington, D.C. Dulles Intl

Tue 1/20

6:20 pm-3:00 pm

1 stop14h 40m

$714

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Fri 1/16

11:00 am-7:55 pm

1 stop14h 55m

Washington, D.C. Dulles Intl

Mon 1/19

9:45 pm-10:15 am

1 stop30h 30m

$714

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

  • Most accurate provider: When it comes to deals on Luxembourg-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Luxembourg-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Luxembourg-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Luxembourg-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Luxembourg-Washington, D.C. Dulles Intl Airport 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 Luxembourg to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Luxembourg 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 Luxembourg to Washington, D.C. Dulles Intl Airport

How much does it cost to fly round-trip from Luxembourg to Washington, D.C. Dulles Intl Airport?

Related info for your journey

Find useful and relevant information for your journey from Luxembourg to Dulles Intl. 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 from for flights from Luxembourg to Washington, D.C. Dulles Intl?

    Located just 3.8 mi from the city center, Luxembourg is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Luxembourg. Booking flights from Luxembourg (LUX) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

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

    A quick flight from Luxembourg to Washington, D.C. Dulles Intl Airport can take about 33h 20m. TAP AIR PORTUGAL provides one of the quickest options available for as low as $522. There are 3983 mi between Luxembourg and Washington, D.C. Dulles Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luxembourg to Dulles Intl 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 Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Fairfax
Linthicum Heights
Manassas
Rockville
Laurel
Towson
National Harbor
Bowie
Largo
McLean
Clinton

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Luxembourg to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
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