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

Saturday, July 25th, 2026

8 round-trip options

Returning
Thu, Jul 30, 20265 Day Trip
$1,649 USD
Returning
Fri, Jul 31, 20266 Day Trip
$1,644 USD
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Sat, Aug 1, 20267 Day Trip
$1,557 USD
Returning
Sun, Aug 2, 20268 Day Trip
$2,093 USD
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Tue, Aug 4, 202610 Day Trip
$1,502 USD
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Wed, Aug 5, 202611 Day Trip
$1,502 USD
Returning
Fri, Aug 7, 202613 Day Trip
$1,502 USD
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Sat, Aug 8, 202614 Day Trip
$1,572 USD