$390 Cheap Lufthansa flights Seattle (SEA) to Luxembourg (LUX)

View $390 flight on Wed, Aug 27, 2025Opens in a new window

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$390 Cheap Lufthansa flights Seattle (SEA) to Luxembourg (LUX)

Prices were available within the past 7 days and start at $390 for one-way flights and $491 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sun, Oct 26 - Tue, Nov 4
SEA
Seattle
LUX
Luxembourg
$491 Roundtrip, found 1 day ago
$491
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sun, Oct 26 from Seattle to Luxembourg, returning Tue, Nov 4, priced at $491 found 1 day ago
Flights from Seattle (SEA) to Luxembourg (LUX)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Findel
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Delta, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Popular airline
Lufthansa
Distance
5059 mi

Frequently asked questions

How much is a Lufthansa flight from Seattle - Tacoma Intl. Airport (SEA) to Findel Airport (LUX)?
Finding cheap one-way Lufthansa flights from SEA to LUX from $390 on Expedia is easy --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable round-trip fares from $491 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to LUX with Lufthansa?
Lufthansa flights to Luxembourg City are generally more affordable in the quieter months of February and January. Whether you need a round-trip or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Findel Airport (LUX) with Lufthansa?
To get affordable flights from SEA to LUX with Lufthansa, begin your search about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Lufthansa fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Findel Airport (LUX)?
To find out if there's a direct route from SEA to LUX with Lufthansa or any other airlines, use our "Nonstop" filter when browsing for tickets.
What is the earliest Lufthansa flight from SEA to LUX?
Filter your results by "Early Morning" and "Morning" to see the earliest departures from SEA to LUX. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Lufthansa fly into in Luxembourg City?
Lufthansa flights from Seattle - Tacoma Intl. Airport (SEA) to Luxembourg City touch down at Findel Airport (LUX). This is the main entry point to this destination.
What kind of luggage can I take on a Lufthansa flight from Seattle - Tacoma Intl. Airport (SEA) to Findel Airport (LUX)?
For checked luggage, you can bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 2 cabin bags on board when flying standard economy from SEA to LUX with Lufthansa. This carry-on has to weigh less than 17 lb and be no larger than 21 inches x 15 inches x 9 inches. Going above these restrictions can mean additional charges, so read Lufthansa's baggage allowance rules before you begin packing.
Why fly with Lufthansa from SEA to LUX?
Flying from SEA to LUX with Lufthansa means enjoying a variety of perks, such as top-tier customer service and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That's in addition to the Lufthansa Miles and More points you can earn with Lufthansa.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Lufthansa flight from Seattle - Tacoma Intl. Airport (SEA) to Findel Airport (LUX)?
Depending on your ticket type, a fee typically applies if you change or cancel your flight more than 24 hours after confirmation. To find flexible fares, select our "No cancel fee" or "Changes included" filter when searching for flights. For more information on canceling or modifying your reservation, go to "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.