SEA to OSL from $319 in economy – flightdeals.net

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British Airways

BABritish Airways

One Way•Economy

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

Oslo Airport, Gardermoen

$503 USD

-37%$319 USD

Verified about 16 hours ago

July 2026

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29$761 30$761 1$761 2$831 3$842 4$693 5$633 6$633 7$633 8$633 9$693 10$704 11$693 12$633 13$633 14$633 15$633 16$693 17$704 18$693 19$633 20$633 21$633 22$633 23$693 24$704 25$693 26$633 27$585 28$585 29$585 30$635 31$829 1$635 2$569

Good Availability

46% of dates checked are available within 10% of the lowest price

Sunday, July 19th, 2026

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