SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
BSLEuro Airport Basel-Mulhouse-Freiburg
Basel Mulhouse Freiburg, France
$551 USD
-24%$418 USD
Verified Dec 1, 2025 at 4:02 AMDecember 2025
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Fair Availability
33% of dates checked are available within 10% of the lowest price
Monday, December 15th, 2025
Outbound Flights
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