Basel Mulhouse Freiburg (BSL) to Seattle / Tacoma (SEA) flight deal in economy from $752

Air FranceAFAir FranceDelta Air LinesDLDelta Air LinesKLMKLKLM
Round Trip•Economy
FranceBSL

Euro Airport Basel-Mulhouse-Freiburg

Basel Mulhouse Freiburg, France
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
$858 USD
-12%$752 USD
Verified 15 days ago
Great Availability
65% of dates checked are available within 10% of the lowest price

Monday, June 29th, 2026

0 round-trip options

No flight details available for this date.