Oslo (OSL) to Philadelphia (PHL) cheap flight deal from $455 USD in economy class – flightdeals.net

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American Airlines

AAAmerican Airlines

Finnair

British Airways

BABritish Airways

Round Trip•Economy

Oslo Airport, Gardermoen

Philadelphia International Airport

Philadelphia, United States

$642 USD

-29%$455 USD

Verified Sep 21, 2025 at 2:10 PM

October 2025

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29$1,016 30$1,011 1$971 2$717 3$471 4$816 5$884 6$656 7$461 8$461 9$461 10$461 11$701 12$656 13$629 14$461 15$461 16$461 17$601 18$769 19$731 20$627 21$461 22$461 23$461 24$591 25$636 26$693 27$476 28$466 29$461 30$461 31$461 1 2

Good Availability

52% of dates checked are available within 10% of the lowest price

Sunday, October 12th, 2025

4 round-trip options

Returning

Fri, Oct 17, 2025•5 Day Trip

$717 USD

Returning

Sat, Oct 18, 2025•6 Day Trip

$762 USD

Returning

Sun, Oct 19, 2025•7 Day Trip

$656 USD

Returning

Sun, Oct 26, 2025•14 Day Trip

$719 USD