Basel Mulhouse Freiburg (BSL) to Seattle / Tacoma (SEA) flight deal in economy from $760
BSLEuro Airport Basel-Mulhouse-Freiburg
Basel Mulhouse Freiburg, France
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$938 USD
-19%$760 USD
Verified about 11 hours agoJuly 2026
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Good Availability
47% of dates checked are available within 10% of the lowest price
Sunday, July 12th, 2026
10 round-trip options
Returning
Fri, Jul 17, 2026•5 Day Trip
$1,591 USD
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Sat, Jul 18, 2026•6 Day Trip
$1,481 USD
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Sun, Jul 19, 2026•7 Day Trip
$1,318 USD
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Mon, Jul 20, 2026•8 Day Trip
$1,324 USD
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Tue, Jul 21, 2026•9 Day Trip
$1,324 USD
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Wed, Jul 22, 2026•10 Day Trip
$1,381 USD
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Thu, Jul 23, 2026•11 Day Trip
$1,381 USD
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Fri, Jul 24, 2026•12 Day Trip
$1,381 USD
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Sat, Jul 25, 2026•13 Day Trip
$1,375 USD
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Sun, Jul 26, 2026•14 Day Trip
$1,381 USD