Philadelphia (PHL) to Basel Mulhouse Freiburg (BSL) flight deal from $434 USD in economy class

AAAmerican Airlines

AYFinnair

Philadelphia International Airport

Philadelphia, United States

BSL

Euro Airport Basel-Mulhouse-Freiburg

Basel Mulhouse Freiburg, France

$827 USD

-48%$434 USD

Verified Nov 6, 2025 at 7:23 PM

November 2025

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27 28 29 30 31 1 2 3 4 5 6$499 7$489 8$534 9$434 10$484 11$434 12$434 13$484 14$484 15$534 16$491 17$434 18$434 19$504 20$807 21$791 22$1,188 23$434 24$434 25$434 26$434 27$484 28$484 29$584 30$484

Limited Availability

18% of dates checked are available within 10% of the lowest price

Sunday, November 9th, 2025

6 round-trip options

Returning

Fri, Nov 14, 2025•5 Day Trip

$2,622 USD

Google Flights

Returning

Sat, Nov 15, 2025•6 Day Trip

$1,159 USD

Google Flights

Returning

Sun, Nov 16, 2025•7 Day Trip

$494 USD

Google Flights

Returning

Mon, Nov 17, 2025•8 Day Trip

$484 USD

Google Flights

Returning

Tue, Nov 18, 2025•9 Day Trip

$434 USD

Google Flights

Returning

Sat, Nov 22, 2025•13 Day Trip

$534 USD

Google Flights