Basel Mulhouse Freiburg (BSL) to Philadelphia (PHL) flight deal in economy from $711

Monday, January 4th, 2027

3 round-trip options

Returning
Mon, Jan 11, 20277 Day Trip
$738 USD
Returning
Sun, Jan 17, 202713 Day Trip
$738 USD
Returning
Mon, Jan 18, 202714 Day Trip
$738 USD