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

Tuesday, October 20th, 2026

5 round-trip options

Returning
Sun, Oct 25, 20265 Day Trip
$801 USD
Returning
Mon, Oct 26, 20266 Day Trip
$795 USD
Returning
Wed, Oct 28, 20268 Day Trip
$796 USD
Returning
Fri, Oct 30, 202610 Day Trip
$945 USD
Returning
Tue, Nov 3, 202614 Day Trip
$825 USD