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Cheap flights from Luxembourg to Seattle from $456

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Luxembourg to Seattle departing on 2/27. 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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0 bags

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Find the cheapest flights from Luxembourg to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:50 am - 5:00 pm
LUX
-
SEA
39h 10m2 stops
Multiple Airlines Logo
2:35 pm - 9:05 pm
SEA
-
LUX
21h 30m2 stops
$626Multiple Airlines
Mon, Feb 9 - Mon, Feb 23
Multiple Airlines Logo
5:10 pm - 11:40 am
LUX
-
SEA
27h 30m2 stops
Multiple Airlines Logo
6:25 pm - 9:05 pm
SEA
-
LUX
17h 40m1 stop
$674Multiple Airlines
Mon, Feb 9 - Mon, Feb 23
British Airways Logo
5:10 pm - 4:55 pm
LUX
-
SEA
32h 45m1 stop
British Airways Logo
6:50 pm - 9:05 pm
SEA
-
LUX
17h 15m1 stop
$688British Airways
Mon, Feb 9 - Mon, Feb 23
British Airways Logo
5:10 pm - 11:30 am
LUX
-
SEA
27h 20m1 stop
British Airways Logo
1:25 pm - 9:10 pm
SEA
-
LUX
22h 45m1 stop
$689British Airways
Mon, Feb 2 - Tue, Feb 17
American Airlines Logo
9:55 pm - 1:08 pm
LUX
-
SEA
48h 13m2 stops
American Airlines Logo
9:45 pm - 4:20 pm
SEA
-
LUX
33h 35m2 stops
$692American Airlines
Mon, Jan 19 - Sat, Jan 24
British Airways Logo
5:10 pm - 11:30 am
LUX
-
SEA
27h 20m1 stop
British Airways Logo
5:37 am - 10:15 am
SEA
-
LUX
19h 38m2 stops
$695British Airways
Mon, Feb 2 - Tue, Feb 17
British Airways Logo
9:55 pm - 10:07 pm
LUX
-
SEA
33h 12m2 stops
British Airways Logo
1:37 pm - 3:00 pm
SEA
-
LUX
16h 23m2 stops
$701British Airways
Mon, Feb 2 - Tue, Feb 17
Multiple Airlines Logo
6:05 am - 4:30 pm
LUX
-
SEA
19h 25m1 stop
Multiple Airlines Logo
6:40 pm - 10:35 am
SEA
-
LUX
30h 55m1 stop
$705Multiple Airlines
Fri, Apr 3 - Mon, Apr 13
Multiple Airlines Logo
11:20 am - 12:24 am
LUX
-
SEA
22h 04m2 stops
Multiple Airlines Logo
1:32 pm - 5:30 pm
SEA
-
LUX
18h 58m2 stops
$708Multiple Airlines
Sat, Feb 21 - Sat, Feb 28
Delta Logo
10:25 am - 8:50 pm
LUX
-
SEA
19h 25m2 stops
Delta Logo
7:15 am - 2:05 pm
SEA
-
LUX
21h 50m2 stops
$714Delta
Fri, Apr 3 - Mon, Apr 13

American Airlines flights from Luxembourg to Seattle

Our best American Airlines deals on Luxembourg to Seattle flight tickets
American Airlines
Jan 19
LUX9:55 pmLuxembourg
48h 13m
2 stops
SEA1:08 pmSeattle/Tacoma Intl
Jan 24
SEA9:45 pmSeattle/Tacoma Intl
33h 35m
2 stops
LUX4:20 pmLuxembourg
$692
American Airlines
Feb 21
LUX11:20 amLuxembourg
19h 37m
2 stops
SEA9:57 pmSeattle/Tacoma Intl
Feb 28
SEA6:50 pmSeattle/Tacoma Intl
13h 40m
1 stop
LUX5:30 pmLuxembourg
$721
American Airlines
Mar 10
LUX10:15 amLuxembourg
15h 40m
1 stop
SEA5:55 pmSeattle/Tacoma Intl
Mar 27
SEA6:44 amSeattle/Tacoma Intl
19h 46m
2 stops
LUX10:30 amLuxembourg
$722

British Airways flights from Luxembourg to Seattle

Our best British Airways deals on Luxembourg to Seattle flight tickets
British Airways
Feb 9
LUX5:10 pmLuxembourg
32h 45m
1 stop
SEA4:55 pmSeattle/Tacoma Intl
Feb 23
SEA6:50 pmSeattle/Tacoma Intl
17h 15m
1 stop
LUX9:05 pmLuxembourg
$688
British Airways
Feb 2
LUX5:10 pmLuxembourg
27h 20m
1 stop
SEA11:30 amSeattle/Tacoma Intl
Feb 17
SEA1:25 pmSeattle/Tacoma Intl
22h 45m
1 stop
LUX9:10 pmLuxembourg
$689
British Airways
Feb 2
LUX5:10 pmLuxembourg
27h 20m
1 stop
SEA11:30 amSeattle/Tacoma Intl
Feb 17
SEA5:37 amSeattle/Tacoma Intl
19h 38m
2 stops
LUX10:15 amLuxembourg
$695

momondo Fare Finder

 
Customize your flight search to find flights from Luxembourg to Seattle 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 January 8, 2026.
Use the filters below to find and compare flights from Luxembourg to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 2/9

10:50 am-5:00 pm

2 stops39h 10m

Seattle/Tacoma Intl

Mon 2/23

2:35 pm-9:05 pm

2 stops21h 30m

$626

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 2/9

5:10 pm-11:40 am

2 stops27h 30m

Seattle/Tacoma Intl

Mon 2/23

6:25 pm-9:05 pm

1 stop17h 40m

$674

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 2/9

5:10 pm-4:55 pm

1 stop32h 45m

Seattle/Tacoma Intl

Mon 2/23

6:50 pm-9:05 pm

1 stop17h 15m

$688

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 2/2

5:10 pm-11:30 am

1 stop27h 20m

Seattle/Tacoma Intl

Tue 2/17

1:25 pm-9:10 pm

1 stop22h 45m

$689

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 1/19

9:55 pm-1:08 pm

2 stops48h 13m

Seattle/Tacoma Intl

Sat 1/24

9:45 pm-4:20 pm

2 stops33h 35m

$692

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 2/2

5:10 pm-11:30 am

1 stop27h 20m

Seattle/Tacoma Intl

Tue 2/17

5:37 am-10:15 am

2 stops19h 38m

$695

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Mon 2/2

9:55 pm-10:07 pm

2 stops33h 12m

Seattle/Tacoma Intl

Tue 2/17

1:37 pm-3:00 pm

2 stops16h 23m

$701

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Fri 4/3

6:05 am-4:30 pm

1 stop19h 25m

Seattle/Tacoma Intl

Mon 4/13

6:40 pm-10:35 am

1 stop30h 55m

$705

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Sat 2/21

11:20 am-12:24 am

2 stops22h 04m

Seattle/Tacoma Intl

Sat 2/28

1:32 pm-5:30 pm

2 stops18h 58m

$708

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

Fri 4/3

10:25 am-8:50 pm

2 stops19h 25m

Seattle/Tacoma Intl

Mon 4/13

7:15 am-2:05 pm

2 stops21h 50m

$714

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Luxembourg to Seattle

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 airline that flies from Luxembourg to Seattle/Tacoma Intl?

American Airlines is the most popular carrier operating from Luxembourg to Seattle/Tacoma Intl

What airlines fly to Seattle?

British Airways, Lufthansa and American Airlines are the top three most popular airlines that fly to Seattle from Luxembourg according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When to book flights from Luxembourg to Seattle

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

Cheap Luxembourg to Seattle (LUX to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Luxembourg to Seattle

Fastest flight time

22h 04m

Direct flights

None
The fastest flight from Luxembourg to Seattle takes 22h 04m
There are no direct flights from Luxembourg to Seattle. There are no popular flight routes from Luxembourg to Seattle.
Search flight deals

  • How far is Luxembourg to Seattle/Tacoma Intl by plane?

    There are 5046.7 mi between Luxembourg and Seattle/Tacoma Intl. In terms of flight time, this usually takes a little over 22h 04m.

  • When did momondo last update prices for flights from Luxembourg Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Luxembourg Airport to Seattle/Tacoma Intl Airport were last updated today.

  • How many operators does momondo search for flights from Luxembourg Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Luxembourg Airport to Seattle/Tacoma 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 Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Luxembourg to Seattle?

Best airlines flying from Luxembourg to Seattle

Compare and see reviews for airlines that fly from Luxembourg to Seattle with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $591Free CancellationRating
7.2
11,097 reviews
Search American Airlines flights
LufthansaPriceFrom $595Free CancellationRating
6.8
7,698 reviews
Search Lufthansa flights
British AirwaysPriceFrom $602Free CancellationRating
6.7
7,659 reviews
Search British Airways flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Redmond
Tukwila
Federal Way
Cle Elum
Lakewood
Fife
Westport
Kirkland
Centralia
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Luxembourg to Seattle?

Finding the right flight to Seattle from Luxembourg is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Luxembourg to Seattle with flexible booking policies on momondo?

Flights from Luxembourg to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Luxembourg to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Luxembourg to Seattle.

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

Yes momondo offers price alerts on flights to Seattle 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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