Cheap flights from Seattle to Luxembourg from $325
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Luxembourg departing on 2/15. 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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Fly from
Fly to
Route
Depart
Return
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Tue 11/10
7:45 am-10:40 pm
2 stops29h 55m
Luxembourg
Tue 11/17
8:00 pm-1:00 pm
2 stops26h 00m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Tue 11/10
7:45 am-10:40 pm
2 stops29h 55m
Luxembourg
Tue 11/17
2:25 pm-1:00 pm
3 stops31h 35m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Tue 11/10
6:45 pm-9:05 pm
1 stop17h 20m
Luxembourg
Tue 11/17
10:20 am-4:50 pm
1 stop15h 30m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Mon 11/9
6:45 pm-9:00 pm
1 stop17h 15m
Luxembourg
Mon 11/16
9:55 pm-11:25 am
1 stop22h 30m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Mon 11/2
1:50 pm-6:05 pm
1 stop19h 15m
Luxembourg
Tue 11/17
6:50 am-9:57 pm
2 stops24h 07m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Mon 11/2
3:25 pm-1:50 pm
1 stop13h 25m
Luxembourg
Tue 11/17
6:05 am-11:47 am
1 stop14h 42m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Tue 11/10
9:45 am-10:35 am
2 stops15h 50m
Luxembourg
Tue 11/17
6:05 am-11:47 am
1 stop14h 42m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Mon 11/2
7:00 am-4:30 pm
2 stops24h 30m
Luxembourg
Tue 11/17
6:50 am-6:22 pm
2 stops20h 32m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Sun 10/25
3:50 pm-4:30 pm
1 stop16h 40m
Luxembourg
Wed 11/11
6:50 am-12:00 pm
1 stop14h 10m
SeattleLuxembourg
SEA Seattle/Tacoma Intl - LUX Luxembourg
SEALUX
Seattle/Tacoma Intl
Sat 11/21
1:50 pm-4:30 pm
2 stops17h 40m
Luxembourg
Sat 11/28
6:50 am-12:00 pm
1 stop14h 10m
See travel insights to Luxembourg from
How to get the cheapest flight ticket from Seattle to Luxembourg
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 Seattle/Tacoma Intl to Luxembourg?
British Airways is the most popular carrier operating from Seattle/Tacoma Intl to Luxembourg
What airlines fly to Luxembourg?
Lufthansa, United Airlines and Air France are the top three most popular airlines that fly to Luxembourg from Seattle according to our data. Lufthansa is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Luxembourg. Keep in mind that there are 3 different airlines that fly to Luxembourg on a routine basis, so you have a few additional options to choose from.
Cheap Seattle to Luxembourg flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Luxembourg
Frequently asked questions about flying from Seattle to Luxembourg
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Luxembourg?
Prices for flights from Seattle/Tacoma Intl Airport to Luxembourg are refreshed on a daily basis.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Luxembourg?
The number of operators available for flights from Seattle/Tacoma Intl Airport to Luxembourg is 3 as of October 2026.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Luxembourg?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Luxembourg.
What documentation or ID do you need to fly to Luxembourg?
The travel and health documents you'll need for your trip to Luxembourg may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Luxembourg. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Seattle to Luxembourg
Compare and see reviews for airlines that fly from Seattle to Luxembourg with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $471 | Free Cancellation | Rating 7.4 10,332 reviews | |||
| PriceFrom $477 | Free Cancellation | Rating 7.5 1,650 reviews | |||
| PriceFrom $588 | Free Cancellation | Rating 6.8 8,269 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Luxembourg?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Luxembourg from Seattle.
Can I find flights from Seattle to Luxembourg with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Seattle to Luxembourg flights to just show those with flexible booking policies.
How can momondo help me find flights from Seattle to Luxembourg?
momondo helps you find the best flight between Seattle and Luxembourg by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Seattle to Luxembourg right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Luxembourg from Seattle. 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.