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

Monday, January 25th, 2027

3 round-trip options

Returning
Mon, Feb 1, 20277 Day Trip
$717 USD
Returning
Sun, Feb 7, 202713 Day Trip
$717 USD
Returning
Mon, Feb 8, 202714 Day Trip
$717 USD