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Luxembourg

$429+ Cheap flights from Dulles Intl (IAD) to Luxembourg

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LUX
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
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 February 4, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:20 pm
IAD
-
LUX
1 stop16h 55m
Scandinavian Airlines
Fri 4/2410:30 am
LUX
-
IAD
1 stop12h 20m
Scandinavian Airlines
Deal found 2/4$433
This Cheapflightsfares deal was found by Cheapflights users on 2/1. 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.
Mon 10/58:20 pm
IAD
-
LUX
1 stop16h 55m
Scandinavian Airlines
Mon 10/1210:30 am
LUX
-
IAD
1 stop12h 20m
Scandinavian Airlines
Deal found 2/1$444
This Scandinavian Airlines deal was found by Cheapflights users on 2/3. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/198:20 pm
IAD
-
LUX
1 stop16h 55m
Scandinavian Airlines
Thu 4/2310:30 am
LUX
-
IAD
1 stop12h 20m
Scandinavian Airlines
Deal found 2/3$456
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:20 pm
IAD
-
LUX
1 stop16h 55m
Scandinavian Airlines
Thu 4/3010:30 am
LUX
-
IAD
1 stop12h 20m
Scandinavian Airlines
Deal found 2/2$472
This Trip.com deal was found by Cheapflights users on 2/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/219:30 pm
IAD
-
LUX
1 stop16h 50m
Scandinavian Airlines
Thu 3/2610:35 am
LUX
-
IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 2/3$495
This Trip.com deal was found by Cheapflights users on 2/2. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/199:30 pm
IAD
-
LUX
1 stop16h 50m
Scandinavian Airlines
Thu 3/2610:35 am
LUX
-
IAD
1 stop12h 40m
Scandinavian Airlines
Deal found 2/2$496
This FlightHub deal was found by Cheapflights users on 2/3. 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.
Tue 3/39:15 pm
IAD
-
LUX
1 stop30h 40m
Turkish Airlines
Tue 3/106:00 pm
LUX
-
IAD
1 stop23h 45m
Turkish Airlines
Deal found 2/3$531

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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$433
(Cheapflightsfares)

One-way from

$429
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$480
Provider with most accurate pricing for Washington, D.C. (WAS)-Luxembourg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Luxembourg flights.
Search Deals
From Washington, D.C. Dulles Intl to Luxembourg
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Luxembourg
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 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 February 4, 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

Dulles Intl

Fly to

Luxembourg

Route

Depart

Return

Price

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sun 4/19

8:20 pm-7:15 pm

1 stop16h 55m

Luxembourg

Fri 4/24

10:30 am-4:50 pm

1 stop12h 20m

$433

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sun 4/19

8:20 pm-7:15 pm

1 stop16h 55m

Luxembourg

Thu 4/23

10:30 am-4:50 pm

1 stop12h 20m

$456

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sat 3/7

9:00 pm-11:45 am

1 stop32h 45m

$429

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Fri 5/22

11:20 pm-9:50 am

3 stops28h 30m

$1,914

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Fri 5/22

8:20 pm-9:50 am

1 stop31h 30m

$2,406

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

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 February 4, 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
2,134 reviews

Boarding

7.0

Food

6.2

Entertainment

6.3

Crew

7.8

Overall

7.1

Comfort

7.1

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
2,134 reviews
TAP AIR PORTUGAL
7.1
Good
2,134 reviews

Boarding

7.0

Food

6.2

Entertainment

6.3

Crew

7.8

Overall

7.1

Comfort

7.1

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
7,759 reviews
TAP AIR PORTUGAL
7.1
Good
2,134 reviews

Boarding

7.0

Food

6.2

Entertainment

6.3

Crew

7.8

Overall

7.1

Comfort

7.1

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 $433, 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.

  • 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

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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.
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Reagan-National to Heathrow flights
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Baltimore to Gatwick flights
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Reagan-National to Gatwick flights
Dulles Intl to Orly flights
Baltimore to Charles de Gaulle flights
Reagan-National to Charles de Gaulle flights
Dulles Intl to Frankfurt flights
Baltimore to Leonardo da Vinci/Fiumicino flights
Reagan-National to Madrid flights
Reagan-National to Leonardo da Vinci/Fiumicino flights
Dulles Intl to Edinburgh flights
Baltimore to Madrid flights
Reagan-National to Orly flights
Dulles Intl to Luton flights
Dulles Intl to Bruxelles-National flights
Baltimore to Keflavik Intl flights
Reagan-National to Istanbul flights
Baltimore to Lisbon flights
Dulles Intl to Keflavik Intl flights
Baltimore to Athens flights
Reagan-National to Lisbon flights
Dulles Intl to Zurich flights
Baltimore to Istanbul flights
Reagan-National to Dublin flights
Reagan-National to Athens flights
Baltimore to Dublin flights
Dulles Intl to Munich flights
Dulles Intl to Vicenza flights
Baltimore to Barcelona-El Prat flights
Dulles Intl to Copenhagen flights
Reagan-National to Barcelona-El Prat flights
Dulles Intl to Oslo Gardermoen flights
Dulles Intl to Malpensa flights
Dulles Intl to Sabiha Gokcen flights
Reagan-National to Keflavik Intl flights
Dulles Intl to Vienna 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$606Average$1,089FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$716Average$907FlexibilityNo cancel feeOn-timeN/A

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