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

For as low as $525, Scandinavian Airlines can have you in Luxembourg from Washington, D.C. Dulles Intl Airport in 21h 35m. 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.

In terms of precipitation, rainfall in Luxembourg ranges from 2.0 - 2.8 inches per month. November is typically the wettest month, when rainfall can reach 2.8 in. February is typically the driest time to visit Luxembourg when rainfall is around 2.0 in.

If weather is an important factor for your trip to Luxembourg, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest time of day to fly from IAD to LU?

When flying from Washington, D.C. Dulles Intl Airport to Luxembourg, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

$237+ Flights from Washington, D.C. Dulles Intl Airport to Luxembourg

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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 December 31, 2025.

Wed 12/3110:30 pmIAD - LUX

1 stop12h 20mMultiple Airlines

Fri 1/27:10 amLUX - IAD

2 stops17h 20mMultiple Airlines

Deal found 12/30

$4,445

Best flights from Dulles Intl to Luxembourg
Discover carefully curated flight deals from Dulles Intl to Luxembourg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Mon 2/2312:24 pmIAD - LUX

2 stops28h 16mScandinavian Airlines

Wed 3/1110:25 amLUX - IAD

1 stop12h 50mScandinavian Airlines

Deal found 12/30

$487

Thu 1/291:30 pmIAD - LUX

1 stop21h 35mTurkish Airlines

Tue 2/36:00 pmLUX - IAD

1 stop31h 20mTurkish Airlines

Deal found 12/30

$525

Thu 1/295:30 pmIAD - LUX

2 stops16h 10mTAP AIR PORTUGAL

Tue 2/35:40 pmLUX - IAD

1 stop33h 20mTAP AIR PORTUGAL

Deal found 12/30

$585

Sat 3/219:30 pmIAD - LUX

1 stop16h 50mScandinavian Airlines

Wed 3/258:00 pmLUX - IAD

1 stop27h 15mScandinavian Airlines

Deal found 12/31

$495

Thu 2/121:30 pmIAD - LUX

1 stop14h 25mTurkish Airlines

Thu 2/196:00 pmLUX - IAD

1 stop31h 20mTurkish Airlines

Deal found 12/29

$555

Sat 3/219:30 pmIAD - LUX

1 stop16h 50mScandinavian Airlines

Sun 3/2910:30 amLUX - IAD

1 stop13h 25mScandinavian Airlines

Deal found 12/31

$525

Sun 4/198:20 pmIAD - LUX

1 stop16h 55mScandinavian Airlines

Wed 4/227:55 pmLUX - IAD

1 stop26h 55mScandinavian Airlines

Deal found 12/28

$525

Mon 3/231:19 pmIAD - LUX

2 stops15h 26mScandinavian Airlines

Sun 3/2910:30 amLUX - IAD

1 stop13h 25mScandinavian Airlines

Deal found 12/31

$527

Tue 3/241:19 pmIAD - LUX

2 stops15h 26mScandinavian Airlines

Fri 3/278:00 pmLUX - IAD

1 stop28h 50mScandinavian Airlines

Deal found 12/31

$590

Last-minute flights from Dulles Intl to Luxembourg
Discover last-minute flight deals from Dulles Intl to Luxembourg. Data last updated December 31, 2025 and is based on user searches.

Mon 1/55:30 pmIAD - LUX

1 stop17h 20mTAP AIR PORTUGAL

Thu 4/912:20 pmLUX - IAD

1 stop14h 15mTAP AIR PORTUGAL

Deal found 12/29

$673

Mon 1/55:30 pmIAD - LUX

1 stop17h 20mTAP AIR PORTUGAL

Wed 4/85:45 pmLUX - IAD

1 stop27h 20mTAP AIR PORTUGAL

Deal found 12/29

$702

Mon 1/55:30 pmIAD - LUX

1 stop17h 20mTAP AIR PORTUGAL

Fri 4/107:30 pmLUX - IAD

2 stops49h 35mTAP AIR PORTUGAL

Deal found 12/29

$719

Wed 1/71:30 pmIAD - LUX

1 stop21h 35mTurkish Airlines

Wed 4/86:35 pmLUX - IAD

1 stop23h 00mTurkish Airlines

Deal found 12/29

$697

Wed 1/78:30 pmIAD - LUX

2 stops35h 05mScandinavian Airlines

Fri 4/1010:30 amLUX - IAD

1 stop12h 20mScandinavian Airlines

Deal found 12/29

$708

Wed 1/78:30 pmIAD - LUX

2 stops35h 05mScandinavian Airlines

Wed 4/87:55 pmLUX - IAD

1 stop26h 55mScandinavian Airlines

Deal found 12/29

$738

Fri 1/91:30 pmIAD - LUX

1 stop21h 35mTurkish Airlines

Wed 4/86:35 pmLUX - IAD

1 stop23h 00mTurkish Airlines

Deal found 12/29

$674

Fri 1/91:30 pmIAD - LUX

1 stop14h 25mTurkish Airlines

Fri 4/106:35 pmLUX - IAD

1 stop23h 00mTurkish Airlines

Deal found 12/29

$723

Fri 1/91:30 pmIAD - LUX

1 stop14h 25mTurkish Airlines

Sun 4/126:35 pmLUX - IAD

1 stop23h 00mTurkish Airlines

Deal found 12/29

$734

Mon 1/264:50 pmIAD - LUX

1 stop23h 50mScandinavian Airlines

Thu 1/296:15 pmLUX - IAD

2 stops30h 54mScandinavian Airlines

Deal found 12/30

$687

Thu 1/291:30 pmIAD - LUX

1 stop21h 35mTurkish Airlines

Tue 2/36:00 pmLUX - IAD

1 stop31h 20mTurkish Airlines

Deal found 12/30

$525

Thu 1/295:30 pmIAD - LUX

2 stops16h 10mTAP AIR PORTUGAL

Tue 2/35:40 pmLUX - IAD

1 stop33h 20mTAP AIR PORTUGAL

Deal found 12/30

$585

One-way flights from Dulles Intl to Luxembourg
Search for one-way flight options from Dulles Intl to Luxembourg. Find affordable one-way fares based on user searches. Data last updated December 31, 2025.

Mon 1/1910:08 pmIAD - LUX

3 stops34h 02mMultiple Airlines

Deal found 12/30

$237

Tue 1/205:30 pmIAD - LUX

3 stops35h 05mMultiple Airlines

Deal found 12/30

$254

Sat 1/2411:39 amIAD - LUX

3 stops39h 11mMultiple Airlines

Deal found 12/30

$255

Wed 1/2110:30 pmIAD - LUX

3 stops28h 15mMultiple Airlines

Deal found 12/30

$301

Sun 1/1810:30 pmIAD - LUX

3 stops35h 35mMultiple Airlines

Deal found 12/30

$304

Thu 1/225:30 pmIAD - LUX

3 stops33h 20mMultiple Airlines

Deal found 12/30

$348

Fri 1/2310:30 pmIAD - LUX

3 stops29h 15mMultiple Airlines

Deal found 12/30

$361

Wed 1/218:30 pmIAD - LUX

1 stop20h 10mScandinavian Airlines

Deal found 12/30

$379

Find flight deals from Dulles Intl to Luxembourg

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$459 (AirNGo)
One-way from	$237 (Kiwi.com)
Popular in	December
Cheapest in	May
Average price	$1,300

Provider with most accurate pricing for Washington, D.C. (WAS)-Luxembourg flight deals.

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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. 6% potential increase in price ($67 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Mon 2/23

12:24 pm-10:40 pm

2 stops28h 16m

Luxembourg

Wed 3/11

10:25 am-6:15 pm

1 stop12h 50m

$487

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sat 3/21

9:30 pm-7:20 pm

1 stop16h 50m

Luxembourg

Wed 3/25

8:00 pm-6:15 pm

1 stop27h 15m

$495

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 1/29

1:30 pm-5:05 pm

1 stop21h 35m

Luxembourg

Tue 2/3

6:00 pm-7:20 pm

1 stop31h 20m

$525

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Sat 3/21

9:30 pm-7:20 pm

1 stop16h 50m

Luxembourg

Sun 3/29

10:30 am-5:55 pm

1 stop13h 25m

$525

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

Wed 4/22

7:55 pm-4:50 pm

1 stop26h 55m

$525

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Mon 3/23

1:19 pm-9:45 am

2 stops15h 26m

Luxembourg

Sun 3/29

10:30 am-5:55 pm

1 stop13h 25m

$527

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 2/12

1:30 pm-9:55 am

1 stop14h 25m

Luxembourg

Thu 2/19

6:00 pm-7:20 pm

1 stop31h 20m

$555

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Thu 1/29

5:30 pm-3:40 pm

2 stops16h 10m

Luxembourg

Tue 2/3

5:40 pm-9:00 pm

1 stop33h 20m

$585

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Tue 3/24

1:19 pm-9:45 am

2 stops15h 26m

Luxembourg

Fri 3/27

8:00 pm-7:50 pm

1 stop28h 50m

$590

Washington, D.C.Luxembourg

IAD - LUX

IADLUX

Washington, D.C. Dulles Intl

Mon 1/19

10:08 pm-2:10 pm

3 stops34h 02m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/30

Showing 1-10 of 18 results

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

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Luxembourg

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

2,101 reviews

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

2,101 reviews

TAP AIR PORTUGAL

7.1

Good

2,101 reviews

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

7,668 reviews

TAP AIR PORTUGAL

7.1

Good

2,101 reviews

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

How long is the flight from Washington, D.C. Dulles Intl Airport to Luxembourg?
For as low as $525, Scandinavian Airlines can have you in Luxembourg from Washington, D.C. Dulles Intl Airport in 21h 35m. 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dulles Intl to Luxembourg

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Dulles Intl to Orly flights

Reagan-National to Gatwick flights

Baltimore to Charles de Gaulle flights

Dulles Intl to Stansted flights

Reagan-National to Charles de Gaulle flights

Dulles Intl to Frankfurt flights

Baltimore to Leonardo da Vinci/Fiumicino flights

Reagan-National to Leonardo da Vinci/Fiumicino flights

Dulles Intl to Zurich flights

Reagan-National to Madrid flights

Dulles Intl to Edinburgh flights

Dulles Intl to Keflavik Intl flights

Baltimore to Madrid flights

Baltimore to Athens flights

Dulles Intl to Bruxelles-National flights

Reagan-National to Orly flights

Reagan-National to Athens flights

Reagan-National to Istanbul flights

Baltimore to Keflavik Intl flights

Baltimore to Lisbon flights

Dulles Intl to Luton flights

Reagan-National to Lisbon flights

Baltimore to Istanbul flights

Dulles Intl to Sabiha Gokcen flights

Reagan-National to Keflavik Intl flights

Reagan-National to Dublin flights

Baltimore to Barcelona-El Prat flights

Baltimore to Dublin flights

Reagan-National to Barcelona-El Prat flights

Dulles Intl to Munich flights

Dulles Intl to Malpensa flights

Dulles Intl to Vienna flights

Dulles Intl to Copenhagen flights

Reagan-National to Amsterdam flights

Baltimore to Amsterdam flights

Top 2 airlines flying from Dulles Intl to Luxembourg

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	Cheapest$606	Average$1,096	FlexibilityNo cancel fee	On-time76%
TAP AIR PORTUGAL	Cheapest$716	Average$907	FlexibilityNo cancel fee	On-timeN/A

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$237+ 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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Dulles Intl to Luxembourg

Cheapest flights from Dulles Intl to LuxembourgExplore 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 December 31, 2025.

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 December 31, 2025.

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 December 31, 2025.

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Round-trip from

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Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Luxembourg that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Luxembourg

Reviews of airlines servicing Luxembourg

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?

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

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

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

Browse thousands of different options on Cheapflights for your next trip

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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.

Top 2 airlines flying from Dulles Intl to Luxembourg

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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 December 31, 2025.