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

Saturday, November 21st, 2026

5 round-trip options

Returning
Fri, Nov 27, 2026•6 Day Trip
$737 USD
Google Flights
Returning
Sat, Nov 28, 2026•7 Day Trip
$877 USD
Google Flights
Returning
Sun, Nov 29, 2026•8 Day Trip
$772 USD
Google Flights
Returning
Mon, Nov 30, 2026•9 Day Trip
$771 USD
Google Flights
Returning
Wed, Dec 2, 2026•11 Day Trip
$771 USD
Google Flights