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Luxembourg

$378+ Cheap flights from Dulles Intl (IAD) to Luxembourg (LUX)

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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LUX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap 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 July 3, 2025.

Round-trip from

$523
(FlightHub)

One-way from

$378
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,003
From Washington, D.C. Dulles Intl to Luxembourg
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One-way flight from Washington, D.C. Dulles Intl to Luxembourg
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Highest demand for flights based on searches. 25% potential increase in price ($308 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/91:30 pmIAD - LUX
1 stop21h 55mTurkish Airlines
Tue 9/166:20 pmLUX - IAD
1 stop23h 25mTurkish Airlines
Deal found 7/1$523
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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.
Tue 9/3010:05 pmIAD - LUX
1 stop18h 40mScandinavian Airlines
Mon 10/136:25 amLUX - IAD
1 stop19h 34mScandinavian Airlines
Deal found 7/3$528
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/910:20 amIAD - LUX
2 stops19h 50mMultiple Airlines
Tue 9/1610:30 amLUX - IAD
1 stop11h 45mMultiple Airlines
Deal found 7/1$592
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/91:00 pmIAD - LUX
2 stops14h 40mAir Canada
Tue 9/236:15 amLUX - IAD
2 stops15h 55mAir Canada
Deal found 7/2$627
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/3. 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.
Sun 8/175:45 pmIAD - LUX
1 stop11h 40mTAP AIR PORTUGAL
Sun 8/2412:25 pmLUX - IAD
1 stop32h 55mTAP AIR PORTUGAL
Deal found 7/3$642
This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:21 pmIAD - LUX
2 stops19h 29mAmerican Airlines
Mon 10/139:05 pmLUX - IAD
1 stop26h 30mAmerican Airlines
Deal found 7/1$654
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/155:25 pmIAD - LUX
1 stop10h 35mDelta
Fri 8/226:05 amLUX - IAD
2 stops16h 25mDelta
Deal found 7/1$708
This Gotogate deal was found by Cheapflights users on 7/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/163:25 pmIAD - LUX
1 stop16h 25mLufthansa
Sat 8/238:10 pmLUX - IAD
2 stops23h 20mLufthansa
Deal found 7/2$730
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1610:19 pmIAD - LUX
2 stops35h 51mUnited Airlines
Sat 8/238:25 amLUX - IAD
2 stops35h 40mUnited Airlines
Deal found 7/2$797
This Air France deal was found by Cheapflights users on 7/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/306:30 pmIAD - LUX
1 stop13h 20mAir France
Wed 8/67:30 amLUX - IAD
1 stop17h 45mAir France
Deal found 7/2$827
This SWISS deal was found by Cheapflights users on 7/3. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/268:45 pmIAD - LUX
1 stop30h 55mSWISS
Thu 8/77:10 pmLUX - IAD
1 stop27h 05mSWISS
Deal found 7/3$868
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/235:50 pmIAD - LUX
1 stop10h 55mBritish Airways
Mon 8/411:40 amLUX - IAD
1 stop14h 30mBritish Airways
Deal found 7/3$968

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 July 3, 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

Tue 9/9

1:30 pm-5:25 pm

1 stop21h 55m

Luxembourg

Tue 9/16

6:20 pm-11:45 am

1 stop23h 25m

$523

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 9/30

10:05 pm-10:45 pm

1 stop18h 40m

Luxembourg

Mon 10/13

6:25 am-7:59 pm

1 stop19h 34m

$528

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 9/9

10:20 am-12:10 pm

2 stops19h 50m

Luxembourg

Tue 9/16

10:30 am-4:15 pm

1 stop11h 45m

$592

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 9/9

1:00 pm-9:40 am

2 stops14h 40m

Luxembourg

Tue 9/23

6:15 am-4:10 pm

2 stops15h 55m

$627

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sun 8/17

5:45 pm-11:25 am

1 stop11h 40m

Luxembourg

Sun 8/24

12:25 pm-3:20 pm

1 stop32h 55m

$642

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 9/30

7:21 pm-8:50 pm

2 stops19h 29m

Luxembourg

Mon 10/13

9:05 pm-5:35 pm

1 stop26h 30m

$654

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Fri 8/15

5:25 pm-10:00 am

1 stop10h 35m

Luxembourg

Fri 8/22

6:05 am-4:30 pm

2 stops16h 25m

$708

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sat 8/16

3:25 pm-1:50 pm

1 stop16h 25m

Luxembourg

Sat 8/23

8:10 pm-1:30 pm

2 stops23h 20m

$730

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sat 8/16

10:19 pm-4:10 pm

2 stops35h 51m

Luxembourg

Sat 8/23

8:25 am-2:05 pm

2 stops35h 40m

$797

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Wed 7/30

6:30 pm-1:50 pm

1 stop13h 20m

Luxembourg

Wed 8/6

7:30 am-7:15 pm

1 stop17h 45m

$827

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 16 results
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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, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Luxembourg (average of $638). Flying from Washington, D.C. Dulles Intl Airport to Luxembourg in June is currently the most expensive (average of $1,175). 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.

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 July 3, 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 34% on the cost of your flight, compared to a flight at noon.

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

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 July 3, 2025.
Peruse reviews from past customers who have flown with Delta, Air France, and SWISS 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.
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,895 reviews
Delta
8.0
Very good
7,982 reviews

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 3 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.

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

    Turkish Airlines, at $523, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Luxembourg.Alternate airlines to your destination round-trip include Scandinavian Airlines and Air Canada. You may be able to fly from Washington, D.C. Dulles Intl Airport to Luxembourg for 41% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Luxembourg one-way?

    One-way options have recently been found by users for as low as $478 on Air Canada. Other airlines that offer cheap prices include American Airlines from $519 and SWISS from $1,856 one-way.

  • 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, February is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Luxembourg (average of $638). Flying from Washington, D.C. Dulles Intl Airport to Luxembourg in June is currently the most expensive (average of $1,175). 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.
Baltimore to Luxembourg flights
Reagan-National to Luxembourg flights

Top 3 airlines flying from Dulles Intl to Luxembourg

Discover the top 3 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$567Average$932FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$576Average$643FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$871Average$1,200FlexibilityNo cancel feeOn-time76%

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