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

Saturday, July 4th, 2026

8 round-trip options

Returning
Thu, Jul 9, 20265 Day Trip
$1,779 USD
Returning
Fri, Jul 10, 20266 Day Trip
$1,867 USD
Returning
Sat, Jul 11, 20267 Day Trip
$2,193 USD
Returning
Sun, Jul 12, 20268 Day Trip
$2,479 USD
Returning
Tue, Jul 14, 202610 Day Trip
$1,487 USD
Returning
Wed, Jul 15, 202611 Day Trip
$1,487 USD
Returning
Fri, Jul 17, 202613 Day Trip
$1,487 USD
Returning
Sat, Jul 18, 202614 Day Trip
$1,557 USD