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

Friday, September 4th, 2026

6 round-trip options

Returning
Wed, Sep 9, 2026•5 Day Trip
$515 USD
Google Flights
Returning
Thu, Sep 10, 2026•6 Day Trip
$578 USD
Google Flights
Returning
Sat, Sep 12, 2026•8 Day Trip
$803 USD
Google Flights
Returning
Sun, Sep 13, 2026•9 Day Trip
$1,002 USD
Google Flights
Returning
Tue, Sep 15, 2026•11 Day Trip
$904 USD
Google Flights
Returning
Thu, Sep 17, 2026•13 Day Trip
$1,009 USD
Google Flights