Seattle / Tacoma (SEA) to Oslo (OSL) flight deal in economy from $444

IcelandairFIIcelandair
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
NorwayOSL

Oslo Airport, Gardermoen

Oslo, Norway
$633 USD
-30%$444 USD
Verified 6 days ago
Fair Availability
23% of dates checked are available within 10% of the lowest price

Monday, October 19th, 2026

5 round-trip options

Returning
Sat, Oct 24, 2026•5 Day Trip
$525 USD
Google Flights
Returning
Sun, Oct 25, 2026•6 Day Trip
$525 USD
Google Flights
Returning
Mon, Oct 26, 2026•7 Day Trip
$525 USD
Google Flights
Returning
Wed, Oct 28, 2026•9 Day Trip
$525 USD
Google Flights
Returning
Sun, Nov 1, 2026•13 Day Trip
$476 USD
Google Flights