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 agoNovember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Good Availability
51% of dates checked are available within 10% of the lowest price
Monday, November 30th, 2026
3 round-trip options
Returning
Mon, Dec 7, 2026•7 Day Trip
$671 USD
Returning
Tue, Dec 8, 2026•8 Day Trip
$671 USD
Returning
Fri, Dec 11, 2026•11 Day Trip
$851 USD