Philadelphia (PHL) to Basel Mulhouse Freiburg (BSL) flight deal in economy from $667
PHLPhiladelphia International Airport
Philadelphia, United States
BSLEuro Airport Basel-Mulhouse-Freiburg
Basel Mulhouse Freiburg, France
$1,112 USD
-40%$667 USD
Verified about 5 hours agoSeptember 2026
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Rare Availability
6% of dates checked are available within 10% of the lowest price
Saturday, September 12th, 2026
5 round-trip options
Returning
Thu, Sep 17, 2026•5 Day Trip
$1,606 USD
Returning
Fri, Sep 18, 2026•6 Day Trip
$1,171 USD
Returning
Sun, Sep 20, 2026•8 Day Trip
$1,181 USD
Returning
Tue, Sep 22, 2026•10 Day Trip
$1,121 USD
Returning
Sat, Sep 26, 2026•14 Day Trip
$1,443 USD