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

Wednesday, September 30th, 2026

5 round-trip options

Returning
Mon, Oct 5, 20265 Day Trip
$849 USD
Returning
Tue, Oct 6, 20266 Day Trip
$775 USD
Returning
Thu, Oct 8, 20268 Day Trip
$945 USD
Returning
Sat, Oct 10, 202610 Day Trip
$1,005 USD
Returning
Wed, Oct 14, 202614 Day Trip
$1,240 USD