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

Monday, January 11th, 2027

3 round-trip options

Returning
Mon, Jan 18, 20277 Day Trip
$717 USD
Returning
Sun, Jan 24, 202713 Day Trip
$717 USD
Returning
Mon, Jan 25, 202714 Day Trip
$717 USD