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

Friday, November 13th, 2026

3 round-trip options

Returning
Sun, Nov 22, 20269 Day Trip
$805 USD
Returning
Tue, Nov 24, 202611 Day Trip
$755 USD
Returning
Wed, Nov 25, 202612 Day Trip
$755 USD