Seattle / Tacoma (SEA) to Oslo (OSL) flight deal in economy from $484

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
NorwayOSL

Oslo Airport, Gardermoen

Oslo, Norway
$604 USD
-20%$484 USD
Verified about 9 hours ago
Good Availability
54% of dates checked are available within 10% of the lowest price

Thursday, December 24th, 2026

10 round-trip options

Returning
Tue, Dec 29, 2026•5 Day Trip
$723 USD
Google Flights
Returning
Wed, Dec 30, 2026•6 Day Trip
$729 USD
Google Flights
Returning
Thu, Dec 31, 2026•7 Day Trip
$729 USD
Google Flights
Returning
Fri, Jan 1, 2027•8 Day Trip
$982 USD
Google Flights
Returning
Sat, Jan 2, 2027•9 Day Trip
$948 USD
Google Flights
Returning
Sun, Jan 3, 2027•10 Day Trip
$854 USD
Google Flights
Returning
Mon, Jan 4, 2027•11 Day Trip
$642 USD
Google Flights
Returning
Tue, Jan 5, 2027•12 Day Trip
$606 USD
Google Flights
Returning
Wed, Jan 6, 2027•13 Day Trip
$596 USD
Google Flights
Returning
Thu, Jan 7, 2027•14 Day Trip
$596 USD
Google Flights