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

American AirlinesAAAmerican AirlinesFinnairAYFinnairBritish AirwaysBABritish AirwaysIberia AirlinesIBIberia Airlines
Round Trip•Economy
United StatesPHL

Philadelphia International Airport

Philadelphia, United States
FranceBSL

Euro Airport Basel-Mulhouse-Freiburg

Basel Mulhouse Freiburg, France
$1,112 USD
-40%$667 USD
Verified about 7 hours ago
Rare Availability
6% of dates checked are available within 10% of the lowest price

Tuesday, August 11th, 2026

8 round-trip options

Returning
Sun, Aug 16, 2026•5 Day Trip
$1,260 USD
Google Flights
Returning
Mon, Aug 17, 2026•6 Day Trip
$1,064 USD
Google Flights
Returning
Tue, Aug 18, 2026•7 Day Trip
$1,093 USD
Google Flights
Returning
Wed, Aug 19, 2026•8 Day Trip
$1,064 USD
Google Flights
Returning
Fri, Aug 21, 2026•10 Day Trip
$926 USD
Google Flights
Returning
Sat, Aug 22, 2026•11 Day Trip
$986 USD
Google Flights
Returning
Mon, Aug 24, 2026•13 Day Trip
$986 USD
Google Flights
Returning
Tue, Aug 25, 2026•14 Day Trip
$926 USD
Google Flights