Seattle

$457+ Cheap flights from Luxembourg to Seattle (SEA)

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — SEA
mar. 9 — mar. 161
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Cheap flight deals from Luxembourg to Seattle

Cheapest flights from Luxembourg to Seattle
Explore the most affordable flight options available from Luxembourg to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 7, 2026.

This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/2312:20 pm
LUX
-
SEA
1 stop15h 00m
Multiple Airlines
dom. 3/89:05 pm
SEA
-
LUX
2 stops33h 10m
Multiple Airlines
Deal found 2/4$677
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/196:00 am
LUX
-
SEA
3 stops20h 00m
Multiple Airlines
mié. 3/42:35 pm
SEA
-
LUX
3 stops22h 45m
Multiple Airlines
Deal found 2/4$759
This Expedia deal was found by Cheapflights users on 2/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/89:15 pm
LUX
-
SEA
1 stop23h 20m
Multiple Airlines
lun. 7/274:35 pm
SEA
-
LUX
1 stop12h 30m
Multiple Airlines
Deal found 2/6$763
This KLM deal was found by Cheapflights users on 2/6. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/910:55 am
LUX
-
SEA
1 stop33h 40m
Multiple Airlines
mié. 3/253:10 pm
SEA
-
LUX
1 stop14h 40m
Multiple Airlines
Deal found 2/6$790
This Scandinavian Airlines deal was found by Cheapflights users on 2/6. 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.
lun. 3/910:05 am
LUX
-
SEA
2 stops19h 41m
Scandinavian Airlines
mié. 3/257:15 am
SEA
-
LUX
2 stops28h 15m
Scandinavian Airlines
Deal found 2/6$792
This Delta deal was found by Cheapflights users on 2/6. 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.
jue. 2/266:00 am
LUX
-
SEA
1 stop14h 40m
Delta
mié. 3/117:25 am
SEA
-
LUX
2 stops19h 00m
Delta
Deal found 2/6$796
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/1910:55 am
LUX
-
SEA
1 stop33h 45m
KLM
mié. 3/49:45 am
SEA
-
LUX
2 stops15h 40m
KLM
Deal found 2/4$797
This Delta deal was found by Cheapflights users on 2/5. 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.
jue. 2/196:00 am
LUX
-
SEA
1 stop14h 40m
Delta
mié. 3/49:45 am
SEA
-
LUX
2 stops19h 30m
Delta
Deal found 2/5$798

Find flight deals from Luxembourg to Seattle

Keep the following information in mind while searching for Luxembourg to Seattle flight deals. Data was last updated febrero 7, 2026.

Round-trip from

$677
(Mytrip)

One-way from

$457
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$698
From Luxembourg to Seattle/Tacoma Intl
One-way flight from Luxembourg to Seattle/Tacoma Intl
Highest demand for flights based on searches. 4% potential increase in price ($37 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated febrero 7, 2026.
Use the filters below to find and compare flights from Luxembourg to Seattle that are best for you.

Fly from

Luxembourg

Fly to

Seattle

Route

Depart

Return

Price

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

lun. 2/23

12:20 pm-6:20 pm

1 stop15h 00m

Seattle/Tacoma Intl

dom. 3/8

9:05 pm-2:15 pm

2 stops33h 10m

$677

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

vie. 5/8

9:15 pm-11:35 am

1 stop23h 20m

Seattle/Tacoma Intl

lun. 7/27

4:35 pm-2:05 pm

1 stop12h 30m

$763

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

lun. 3/9

10:55 am-12:35 pm

1 stop33h 40m

Seattle/Tacoma Intl

mié. 3/25

3:10 pm-1:50 pm

1 stop14h 40m

$790

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

jue. 2/26

10:55 am-11:40 am

1 stop33h 45m

Seattle/Tacoma Intl

mié. 3/11

3:10 pm-1:50 pm

1 stop14h 40m

$791

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

jue. 2/19

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

mié. 3/4

2:10 pm-1:50 pm

1 stop14h 40m

$791

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

lun. 3/9

10:05 am-9:46 pm

2 stops19h 41m

Seattle/Tacoma Intl

mié. 3/25

7:15 am-7:30 pm

2 stops28h 15m

$792

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

lun. 3/9

6:00 am-12:35 pm

1 stop14h 35m

Seattle/Tacoma Intl

mié. 3/25

7:15 am-10:25 am

2 stops19h 10m

$796

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

jue. 2/26

6:00 am-11:40 am

1 stop14h 40m

Seattle/Tacoma Intl

mié. 3/11

7:25 am-10:25 am

2 stops19h 00m

$796

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

sáb. 5/30

7:25 pm-4:00 pm

3 stops29h 35m

$457

LuxembourgSeattle

LUX - SEA

LUXSEA

Luxembourg

jue. 5/28

9:45 am-7:19 pm

3 stops42h 34m

$474

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 18 results
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Best time to book a flight from Luxembourg to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Luxembourg 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 Luxembourg to Seattle
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated febrero 7, 2026.
Get a feel of what it's like to fly with Lufthansa and British Airways from Luxembourg to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

6.5

Boarding

7.0

Food

6.3

Overall

6.8

Crew

7.6

Comfort

6.8

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines

Entertainment

6.5

Boarding

7.0

Food

6.3

Overall

6.8

Crew

7.6

Comfort

6.8

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines

Entertainment

6.5

Boarding

7.0

Food

6.3

Overall

6.8

Crew

7.6

Comfort

6.8

Reviews

1 / 20
4.0
Okay

Djermouli,Dec 2025

FRA - SFO

I’m sorry the worst airline united food sales I’m diabetic plus high cholesterol pls seats it’s not comfortable plus screen tv broke I try to charge my phone don’t work I’m not flying with united airlines

Related info for your journey

Find useful and relevant information for your journey from Luxembourg to Seattle. 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 Seattle from Luxembourg?

    Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Luxembourg. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • Can I find deals for flights from Luxembourg to Seattle that include hotel bookings?

    Yes. In addition to deals on Luxembourg to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luxembourg to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luxembourg to Seattle.

  • Can I find deals for business class flights from Luxembourg to Seattle?

    Yes. Cheapflights offers flight deals from Luxembourg to Seattle 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Luxembourg to Seattle

Discover the top 2 airlines that operate flights from Luxembourg to Seattle. 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 febrero 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$595Average$785FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$602Average$748FlexibilityNo cancel feeOn-time70%

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