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Cheap flights from Luxembourg to Washington, D.C. from $504

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Luxembourg to Washington, D.C. departing on 10/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

TAP AIR PORTUGAL Logo
12:20 pm - 8:50 pmLUX-IAD
14h 30m1 stop
TAP AIR PORTUGAL Logo
5:50 pm - 11:15 amIAD-LUX
11h 25m1 stop
$504TAP AIR PORTUGAL
Find Deal
Thu, Oct 9 - Wed, Oct 22
TAP AIR PORTUGAL Logo
12:20 pm - 8:50 pmLUX-IAD
14h 30m1 stop
TAP AIR PORTUGAL Logo
5:50 pm - 11:15 amIAD-LUX
11h 25m1 stop
$506TAP AIR PORTUGAL
Find Deal
Thu, Oct 9 - Wed, Oct 22
SWISS Logo
10:30 am - 4:15 pmLUX-IAD
11h 45m1 stop
SWISS Logo
8:45 pm - 6:20 pmIAD-LUX
15h 35m1 stop
$514SWISS
Find Deal
Thu, Oct 9 - Wed, Oct 22
Lufthansa Logo
8:15 am - 3:50 pmLUX-IAD
13h 35m1 stop
Lufthansa Logo
10:20 pm - 7:35 pmIAD-LUX
15h 15m1 stop
$520Lufthansa
Find Deal
Thu, Oct 9 - Wed, Oct 22
Logo
6:25 pm - 3:35 pmLUX-IAD
27h 10m1 stop
Logo
6:30 pm - 1:50 pmIAD-LUX
13h 20m1 stop
$525
Find Deal
Mon, Sep 29 - Sun, Oct 12
Logo
8:10 am - 8:15 pmLUX-IAD
18h 05m1 stop
Logo
5:25 pm - 10:05 amIAD-LUX
10h 40m1 stop
$530
Find Deal
Fri, Nov 21 - Sun, Nov 30
Lufthansa Logo
10:35 am - 3:50 pmLUX-IAD
11h 15m1 stop
Lufthansa Logo
5:40 pm - 7:30 pmIAD-LUX
19h 50m1 stop
$532Lufthansa
Find Deal
Fri, Nov 7 - Tue, Nov 11
Delta Logo
10:30 am - 3:35 pmLUX-IAD
11h 05m1 stop
Delta Logo
1:00 pm - 10:00 amIAD-LUX
15h 00m2 stops
$533Delta
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Thu, Oct 9 - Wed, Oct 22
Delta Logo
10:30 am - 3:35 pmLUX-IAD
11h 05m1 stop
Delta Logo
1:00 pm - 10:00 amIAD-LUX
15h 00m2 stops
$534Delta
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Thu, Oct 9 - Wed, Oct 22
American Airlines Logo
3:55 pm - 3:35 pmLUX-IAD
29h 40m1 stop
American Airlines Logo
8:10 pm - 10:30 amIAD-LUX
32h 20m2 stops
$537American Airlines
Find Deal
Wed, Dec 24 - Thu, Jan 8

American Airlines flights from Luxembourg to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Luxembourg to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Dec 24
LUX3:55 pmLuxembourg
29h 40m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Jan 8
IAD8:10 pmWashington, D.C. Dulles Intl
32h 20m
2 stops
LUX10:30 amLuxembourg
$537
Find similar
American Airlines
Nov 7
LUX9:55 pmLuxembourg
27h 26m
2 stops
IAD7:21 pmWashington, D.C. Dulles Intl
Nov 11
IAD9:45 pmWashington, D.C. Dulles Intl
11h 15m
1 stop
LUX3:00 pmLuxembourg
$542
Find similar
American Airlines
Dec 24
LUX11:00 amLuxembourg
19h 04m
2 stops
IAD12:04 amWashington, D.C. Dulles Intl
Jan 8
IAD8:10 pmWashington, D.C. Dulles Intl
32h 20m
2 stops
LUX10:30 amLuxembourg
$547
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Delta flights from Luxembourg to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Luxembourg to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Oct 9
LUX10:30 amLuxembourg
11h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Oct 22
IAD1:00 pmWashington, D.C. Dulles Intl
15h 00m
2 stops
LUX10:00 amLuxembourg
$533
Find similar
Delta
Oct 9
LUX10:30 amLuxembourg
11h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Oct 22
IAD1:00 pmWashington, D.C. Dulles Intl
15h 00m
2 stops
LUX10:00 amLuxembourg
$534
Find similar
Delta
Oct 9
LUX6:10 amLuxembourg
16h 19m
2 stops
IAD4:29 pmWashington, D.C. Dulles Intl
Oct 22
IAD1:00 pmWashington, D.C. Dulles Intl
15h 00m
2 stops
LUX10:00 amLuxembourg
$539
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Luxembourg to Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated September 8, 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

Fly to

Route

Depart

Return

Price

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 10/9

12:20 pm-8:50 pm

1 stop14h 30m

Washington, D.C. Dulles Intl

Wed 10/22

5:50 pm-11:15 am

1 stop11h 25m

$504

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 10/9

12:20 pm-8:50 pm

1 stop14h 30m

Washington, D.C. Dulles Intl

Wed 10/22

5:50 pm-11:15 am

1 stop11h 25m

$506

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 10/9

10:30 am-4:15 pm

1 stop11h 45m

Washington, D.C. Dulles Intl

Wed 10/22

8:45 pm-6:20 pm

1 stop15h 35m

$514

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 10/9

8:15 am-3:50 pm

1 stop13h 35m

Washington, D.C. Dulles Intl

Wed 10/22

10:20 pm-7:35 pm

1 stop15h 15m

$520

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Mon 9/29

6:25 pm-3:35 pm

1 stop27h 10m

Washington, D.C. Dulles Intl

Sun 10/12

6:30 pm-1:50 pm

1 stop13h 20m

$525

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Fri 11/21

8:10 am-8:15 pm

1 stop18h 05m

Washington, D.C. Dulles Intl

Sun 11/30

5:25 pm-10:05 am

1 stop10h 40m

$530

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Fri 11/7

10:35 am-3:50 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

Tue 11/11

5:40 pm-7:30 pm

1 stop19h 50m

$532

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 10/9

10:30 am-3:35 pm

1 stop11h 05m

Washington, D.C. Dulles Intl

Wed 10/22

1:00 pm-10:00 am

2 stops15h 00m

$533

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Thu 10/9

10:30 am-3:35 pm

1 stop11h 05m

Washington, D.C. Dulles Intl

Wed 10/22

1:00 pm-10:00 am

2 stops15h 00m

$534

LuxembourgWashington, D.C.

LUX - IAD

LUXIAD

Luxembourg

Wed 12/24

3:55 pm-3:35 pm

1 stop29h 40m

Washington, D.C. Dulles Intl

Thu 1/8

8:10 pm-10:30 am

2 stops32h 20m

$537

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Luxembourg to Washington, D.C. Dulles Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Sunday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $560. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Luxembourg to Washington, D.C. Dulles Intl Airport for around $1,038.

When to book flights from Luxembourg to Washington, D.C. Dulles Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Luxembourg to Washington, D.C. Dulles Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Luxembourg to Washington, D.C. Dulles Intl Airport (LUX to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Luxembourg to Washington, D.C. Dulles Intl Airport

Direct flights

None
There are no direct flights from Luxembourg to Washington, D.C. Dulles Intl Airport. There are no popular flight routes from Luxembourg to Washington, D.C. Dulles Intl Airport.
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  • How far is Luxembourg to Washington, D.C. Dulles Intl by plane?

    The straight-line distance from Luxembourg to Washington, D.C. Dulles Intl is 3980.1 mi. Flights usually cover this in 11h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Luxembourg Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Luxembourg Airport to Washington, D.C. Dulles Intl Airport were last updated today.

  • How old do you have to be to fly from Luxembourg Airport to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Luxembourg Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Winchester
Woodbridge
Waldorf
Tysons
Laurel
Silver Spring
Colonial Beach
Fredericksburg
Harpers Ferry
Towson
Rockville
Manassas
Reston
Fairfax
Gaithersburg
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Luxembourg to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Luxembourg to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Luxembourg to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Luxembourg to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Luxembourg to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Luxembourg.

I’m not ready to book a flight from Luxembourg to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Luxembourg. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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