Basel Mulhouse Freiburg (BSL) to Philadelphia (PHL) cheap flight deal from $489 USD in economy class – flightdeals.net

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American Airlines

AAAmerican Airlines

Finnair

British Airways

BABritish Airways

Iberia Airlines

IBIberia Airlines

Round Trip•Economy

Euro Airport Basel-Mulhouse-Freiburg

Basel Mulhouse Freiburg, France

Philadelphia International Airport

Philadelphia, United States

$669 USD

-27%$489 USD

Verified Sep 20, 2025 at 5:33 PM

October 2025

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29$495 30$495 1$489 2$489 3$773 4$1,210 5$1,080 6$495 7$489 8$489 9$489 10$489 11$489 12$495 13$495 14$489 15$489 16$489 17$495 18$871 19$797 20$495 21$489 22$489 23$489 24$495 25$495 26$745 27$495 28$489 29$489 30$489 31$489 1 2

Great Availability

67% of dates checked are available within 10% of the lowest price

Friday, October 3rd, 2025

3 round-trip options

Returning

Wed, Oct 8, 2025•5 Day Trip

$773 USD

Returning

Thu, Oct 9, 2025•6 Day Trip

$891 USD

Returning

Fri, Oct 10, 2025•7 Day Trip

$850 USD