$344+ Cheap flights from Seattle (SEA) 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — LUX
Sep 9 — Sep 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Luxembourg with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Seattle to Luxembourg
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seattle to LuxembourgExplore the most affordable flight options available from Seattle to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
Explore the most affordable flight options available from Seattle to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 10, 2026.
This Gotogate deal was found by Cheapflights users on 8/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2410:10 am -
2 stops21h 25m
Tue 12/86:50 am -
2 stops20h 32m
Deal found 8/6![Multiple Airlines logo]()
$671
This Gotogate deal was found by Cheapflights users on 8/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:45 am -
2 stops42h 15m
Mon 11/96:50 am -
2 stops20h 32m
Deal found 8/6![Multiple Airlines logo]()
$681
This Air France deal was found by Cheapflights users on 8/6. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/244:05 pm -
1 stop12h 45m
Tue 12/87:30 am -
1 stop15h 20m
Deal found 8/6![Air France logo]()
$698
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:50 pm -
1 stop12h 15m
Tue 9/2910:15 am -
2 stops17h 17m
Deal found 8/6![Multiple Airlines logo]()
$703
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:50 pm -
1 stop12h 15m
Tue 9/298:30 am -
1 stop12h 25m
Deal found 8/6![Lufthansa logo]()
$722
This Gotogate deal was found by Cheapflights users on 8/10. 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.
Fri 10/92:10 pm -
1 stop18h 45m
Fri 10/169:40 am -
2 stops22h 02m
Deal found 8/10![Multiple Airlines logo]()
$727
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Fri 10/166:50 pm -
1 stop15h 40m
Tue 10/208:30 am -
1 stop12h 50m
Deal found 8/8![United Airlines logo]()
$730
This Expedia deal was found by Cheapflights users on 8/6. 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.
Sun 9/137:00 am -
2 stops28h 10m
Tue 9/2910:15 am -
2 stops17h 17m
Deal found 8/6![SWISS logo]()
$731
Best flights from Seattle to LuxembourgDiscover carefully curated flight deals from Seattle to Luxembourg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Seattle to Luxembourg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Delta deal was found by Cheapflights users on 8/6. 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.
Sat 12/122:35 pm -
1 stop14h 40m
Thu 12/316:00 am -
2 stops25h 12m
Deal found 8/6![Delta logo]()
$742
This Gotogate deal was found by Cheapflights users on 8/7. 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.
Mon 9/218:00 am -
2 stops40h 30m
Mon 9/282:25 pm -
2 stops37h 07m
Deal found 8/7![Air Canada logo]()
$749
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/167:45 am -
2 stops17h 10m
Wed 12/309:15 am -
1 stop12h 45m
Deal found 8/5![Multiple Airlines logo]()
$752
This British Airways deal was found by Cheapflights users on 8/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/121:40 pm -
1 stop18h 50m
Tue 1/59:55 pm -
1 stop27h 55m
Deal found 8/6![British Airways logo]()
$829
This United Airlines deal was found by Cheapflights users on 8/10. 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 8/2211:04 pm -
2 stops23h 41m
Mon 8/318:25 am -
1 stop12h 30m
Deal found 8/10![United Airlines logo]()
$926
This Delta deal was found by Cheapflights users on 8/6. 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.
Mon 12/1411:00 am -
2 stops21h 50m
Wed 12/306:00 am -
1 stop14h 50m
Deal found 8/6![Delta logo]()
$760
This British Airways deal was found by Cheapflights users on 8/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:45 pm -
1 stop17h 25m
Mon 1/410:50 am -
1 stop33h 35m
Deal found 8/6![British Airways logo]()
$849
This Expedia deal was found by Cheapflights users on 8/7. 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.
Tue 12/227:45 am -
2 stops17h 10m
Tue 1/55:10 pm -
2 stops36h 49m
Deal found 8/7![Multiple Airlines logo]()
$872
This Expedia deal was found by Cheapflights users on 8/9. 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.
Sat 11/217:45 am -
2 stops21h 00m
Sat 11/2810:35 am -
2 stops19h 24m
Deal found 8/9![Multiple Airlines logo]()
$910
Last-minute flights from Seattle to LuxembourgDiscover last-minute flight deals from Seattle to Luxembourg. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Seattle to Luxembourg. Data last updated August 10, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 8/10. 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.
Wed 8/192:10 pm -
3 stops34h 40m
Mon 8/2411:15 am -
2 stops33h 40m
Deal found 8/10![Multiple Airlines logo]()
$790
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:50 pm -
1 stop12h 15m
Tue 9/2910:15 am -
2 stops17h 17m
Deal found 8/6![Multiple Airlines logo]()
$703
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:50 pm -
1 stop12h 15m
Tue 9/298:30 am -
1 stop12h 25m
Deal found 8/6![Lufthansa logo]()
$722
This Expedia deal was found by Cheapflights users on 8/6. 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.
Sun 9/137:00 am -
2 stops28h 10m
Tue 9/2910:15 am -
2 stops17h 17m
Deal found 8/6![SWISS logo]()
$731
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:59 pm -
2 stops31h 06m
Tue 9/298:30 am -
3 stops23h 56m
Deal found 8/6![United Airlines logo]()
$738
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
Mon 9/217:00 am -
2 stops26h 40m
Mon 9/284:50 pm -
1 stop33h 09m
Deal found 8/7![Multiple Airlines logo]()
$745
This Gotogate deal was found by Cheapflights users on 8/7. 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.
Mon 9/218:00 am -
2 stops40h 30m
Mon 9/282:25 pm -
2 stops37h 07m
Deal found 8/7![Air Canada logo]()
$749
This Trip.com deal was found by Cheapflights users on 8/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:10 pm -
1 stop14h 40m
Mon 9/288:10 pm -
1 stop29h 49m
Deal found 8/7![Lufthansa logo]()
$808
One-way flights from Seattle to LuxembourgSearch for one-way flight options from Seattle to Luxembourg. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Seattle to Luxembourg. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This British Airways deal was found by Cheapflights users on 8/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:45 pm -
1 stop17h 25m
Deal found 8/6![British Airways logo]()
$344
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/92:35 pm -
2 stops21h 30m
Deal found 8/6![Multiple Airlines logo]()
$353
This Air France deal was found by Cheapflights users on 8/6. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/811:45 am -
2 stops17h 05m
Deal found 8/6![Air France logo]()
$355
This Delta deal was found by Cheapflights users on 8/6. 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.
Sat 12/1210:50 pm -
2 stops30h 25m
Deal found 8/6![Delta logo]()
$360
This British Airways deal was found by Cheapflights users on 8/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/146:45 pm -
1 stop30h 30m
Deal found 8/6![British Airways logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/103:10 pm -
2 stops32h 00m
Deal found 8/6![Multiple Airlines logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/142:35 pm -
3 stops42h 10m
Deal found 8/6![Multiple Airlines logo]()
$372
This Delta deal was found by Cheapflights users on 8/6. 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.
Mon 12/1411:00 am -
2 stops21h 50m
Deal found 8/6![Delta logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/83:10 pm -
3 stops43h 20m
Deal found 8/6![Multiple Airlines logo]()
$390
This British Airways deal was found by Cheapflights users on 8/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/106:45 pm -
1 stop30h 45m
Deal found 8/6![British Airways logo]()
$394
Find flight deals from Seattle to Luxembourg
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) 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 August 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $671 (Gotogate) |
One-way from | $344 (British Airways) |
Popular in | July |
Cheapest in | December |
Average price | $426 |
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle 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 August 10, 2026.
Use the filters below to find and compare flights from Seattle to Luxembourg that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Sat 12/12
2:35 pm-2:15 pm
1 stop14h 40m
Luxembourg
Thu 12/31
6:00 am-10:12 pm
2 stops25h 12m
$742
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Mon 9/21
8:00 am-9:30 am
2 stops40h 30m
Luxembourg
Mon 9/28
2:25 pm-6:32 pm
2 stops37h 07m
$749
Quickest round-trip
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Wed 12/16
7:45 am-9:55 am
2 stops17h 10m
Luxembourg
Wed 12/30
9:15 am-1:00 pm
1 stop12h 45m
$752
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Mon 12/14
11:00 am-5:50 pm
2 stops21h 50m
Luxembourg
Wed 12/30
6:00 am-11:50 am
1 stop14h 50m
$760
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Sat 12/12
1:40 pm-5:30 pm
1 stop18h 50m
Luxembourg
Tue 1/5
9:55 pm-4:50 pm
1 stop27h 55m
$829
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Wed 12/9
6:45 pm-9:10 pm
1 stop17h 25m
Luxembourg
Mon 1/4
10:50 am-11:25 am
1 stop33h 35m
$849
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Tue 12/22
7:45 am-9:55 am
2 stops17h 10m
Luxembourg
Tue 1/5
5:10 pm-8:59 pm
2 stops36h 49m
$872
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Sat 11/21
7:45 am-1:45 pm
2 stops21h 00m
Luxembourg
Sat 11/28
10:35 am-8:59 pm
2 stops19h 24m
$910
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Sat 8/22
11:04 pm-7:45 am
2 stops23h 41m
Luxembourg
Mon 8/31
8:25 am-11:55 am
1 stop12h 30m
$926
Cheapest one-way
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Tue 12/8
6:45 pm-9:10 pm
1 stop17h 25m
$344
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Seattle to Luxembourg
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Luxembourg in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seattle-Luxembourg flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Luxembourg flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Luxembourg flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seattle-Luxembourg flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Luxembourg flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seattle to Luxembourg
Have a flexible travel schedule? Discover the best time to fly to Luxembourg from Seattle with our price prediction graph.
SEA-LUX
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.
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 August 10, 2026.
Read through reviews of airlines operating flights from Seattle to Luxembourg, such as Air France,United Airlines, andLufthansa. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.2
Overall
7.5
Comfort
7.4
Entertainment
7.0
Food
7.0
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentCarlie,Jun 2026
ATH - CDG
Crew
8.2
Overall
7.5
Comfort
7.4
Entertainment
7.0
Food
7.0
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentCarlie,Jun 2026
ATH - CDG
Crew
8.2
Overall
7.5
Comfort
7.4
Entertainment
7.0
Food
7.0
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentCarlie,Jun 2026
ATH - CDG
Crew
8.2
Overall
7.5
Comfort
7.4
Entertainment
7.0
Food
7.0
Boarding
7.5
Reviews
1 / 20
10.0
ExcellentCarlie,Jun 2026
ATH - CDG
Related info for your journey
Find useful and relevant information for your journey from Seattle to Luxembourg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Luxembourg?
Book flights to Luxembourg if you plan to visit one of these locationsEsch-sur-Alzette
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Flights by cabin class
Luxembourg flight routes
Other flight options
Other flights from Seattle
Popular flights
Complete your trip
Complete your trip to Luxembourg by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seattle to Luxembourg by cabin class
Find flights from Seattle to Luxembourg, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Luxembourg
Explore flights to Luxembourg departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Seattle and Luxembourg flights
Browse other Seattle and Luxembourg flight options. Last updated on August 10, 2026.
Other flights from Seattle
Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Seattle to Luxembourg
Discover the top 3 airlines that operate flights from Seattle 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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$455 | Average$733 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$471 | Average$592 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$490 | Average$723 | FlexibilityNo cancel fee | On-time76% |