Seattle / Tacoma (SEA) to Luxembourg City (LUX) flight deal in economy from $690

Air FranceAFAir FranceDelta Air LinesDLDelta Air LinesKLMKLKLM
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
LuxembourgLUX

Luxembourg-Findel International Airport

Luxembourg City, Luxembourg
$842 USD
-18%$690 USD
Verified 15 days ago
Good Availability
53% of dates checked are available within 10% of the lowest price

Thursday, December 10th, 2026

8 round-trip options

Returning
Tue, Dec 15, 2026•5 Day Trip
$718 USD
Google Flights
Returning
Wed, Dec 16, 2026•6 Day Trip
$712 USD
Google Flights
Returning
Thu, Dec 17, 2026•7 Day Trip
$793 USD
Google Flights
Returning
Fri, Dec 18, 2026•8 Day Trip
$1,011 USD
Google Flights
Returning
Sun, Dec 20, 2026•10 Day Trip
$714 USD
Google Flights
Returning
Tue, Dec 22, 2026•12 Day Trip
$708 USD
Google Flights
Returning
Wed, Dec 23, 2026•13 Day Trip
$787 USD
Google Flights
Returning
Thu, Dec 24, 2026•14 Day Trip
$701 USD
Google Flights