Oslo (OSL) to Seattle / Tacoma (SEA) flight deal from $581 USD in economy class

SKScandinavian Airlines

Round Trip•Economy

OSL

Oslo Airport, Gardermoen

Oslo, Norway

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$981 USD

-41%$581 USD

Verified Nov 4, 2025 at 12:10 PM

December 2025

Today

Mon

Tue

Wed

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Sat

Sun

1$739 2$739 3$598 4$685 5$637 6$607 7$607 8$627 9$637 10$723 11$754 12$832 13$744 14$783 15$783 16$895 17$805 18$1,189 19$1,184 20$1,252 21$1,095 22$980 23$895 24$795 25$744 26$846 27$985 28$1,005 29$1,005 30$1,005 31$1,127 1 2 3 4

Fair Availability

21% of dates checked are available within 10% of the lowest price

Monday, December 1st, 2025

10 round-trip options

Returning

Sat, Dec 6, 2025•5 Day Trip

$749 USD

Google Flights

Returning

Sun, Dec 7, 2025•6 Day Trip

$749 USD

Google Flights

Returning

Mon, Dec 8, 2025•7 Day Trip

$739 USD

Google Flights

Returning

Tue, Dec 9, 2025•8 Day Trip

$749 USD

Google Flights

Returning

Wed, Dec 10, 2025•9 Day Trip

$866 USD

Google Flights

Returning

Thu, Dec 11, 2025•10 Day Trip

$827 USD

Google Flights

Returning

Fri, Dec 12, 2025•11 Day Trip

$895 USD

Google Flights

Returning

Sat, Dec 13, 2025•12 Day Trip

$925 USD

Google Flights

Returning

Sun, Dec 14, 2025•13 Day Trip

$778 USD

Google Flights

Returning

Mon, Dec 15, 2025•14 Day Trip

$874 USD

Google Flights