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

Saturday, November 21st, 2026

3 round-trip options

Returning
Mon, Nov 30, 20269 Day Trip
$1,065 USD
Returning
Wed, Dec 2, 202611 Day Trip
$1,005 USD
Returning
Thu, Dec 3, 202612 Day Trip
$885 USD