Philadelphia (PHL) to Basel Mulhouse Freiburg (BSL) flight deal in economy from $667

Thursday, August 6th, 2026

8 round-trip options

Returning
Tue, Aug 11, 20265 Day Trip
$1,141 USD
Returning
Wed, Aug 12, 20266 Day Trip
$1,141 USD
Returning
Thu, Aug 13, 20267 Day Trip
$1,111 USD
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Fri, Aug 14, 20268 Day Trip
$1,111 USD
Returning
Sun, Aug 16, 202610 Day Trip
$1,226 USD
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Mon, Aug 17, 202611 Day Trip
$1,287 USD
Returning
Wed, Aug 19, 202613 Day Trip
$1,143 USD
Returning
Thu, Aug 20, 202614 Day Trip
$991 USD