Oslo (OSL) to Seattle / Tacoma (SEA) flight deal in economy from $648
OSLOslo Airport, Gardermoen
Oslo, Norway
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$821 USD
-21%$648 USD
Verified 16 days agoDecember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Good Availability
51% of dates checked are available within 10% of the lowest price
Tuesday, December 22nd, 2026
3 round-trip options
Returning
Tue, Dec 29, 2026•7 Day Trip
$924 USD
Returning
Wed, Dec 30, 2026•8 Day Trip
$1,029 USD
Returning
Sat, Jan 2, 2027•11 Day Trip
$1,204 USD