Seattle / Tacoma (SEA) to Oslo (OSL) flight deal in economy from $539

Air FranceAFAir FranceDelta Air LinesDLDelta Air LinesKLMKLKLM
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
NorwayOSL

Oslo Airport, Gardermoen

Oslo, Norway
$693 USD
-22%$539 USD
Verified 17 days ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Friday, November 20th, 2026

5 round-trip options

Returning
Thu, Nov 26, 2026•6 Day Trip
$637 USD
Google Flights
Returning
Fri, Nov 27, 2026•7 Day Trip
$627 USD
Google Flights
Returning
Sat, Nov 28, 2026•8 Day Trip
$767 USD
Google Flights
Returning
Sun, Nov 29, 2026•9 Day Trip
$661 USD
Google Flights
Returning
Tue, Dec 1, 2026•11 Day Trip
$661 USD
Google Flights