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

Friday, July 3rd, 2026

8 round-trip options

Returning
Wed, Jul 8, 20265 Day Trip
$1,596 USD
Returning
Thu, Jul 9, 20266 Day Trip
$1,596 USD
Returning
Fri, Jul 10, 20267 Day Trip
$1,596 USD
Returning
Sat, Jul 11, 20268 Day Trip
$2,287 USD
Returning
Mon, Jul 13, 202610 Day Trip
$1,743 USD
Returning
Tue, Jul 14, 202611 Day Trip
$1,673 USD
Returning
Thu, Jul 16, 202613 Day Trip
$1,673 USD
Returning
Fri, Jul 17, 202614 Day Trip
$1,673 USD