Oslo (OSL) to Seattle / Tacoma (SEA) flight deal in economy from $639
OSLOslo Airport, Gardermoen
Oslo, Norway
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$739 USD
-14%$639 USD
Verified about 4 hours agoDecember 2026
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Great Availability
67% of dates checked are available within 10% of the lowest price
Sunday, December 6th, 2026
5 round-trip options
Returning
Fri, Dec 11, 2026•5 Day Trip
$689 USD
Returning
Sat, Dec 12, 2026•6 Day Trip
$801 USD
Returning
Sun, Dec 13, 2026•7 Day Trip
$650 USD
Returning
Tue, Dec 15, 2026•9 Day Trip
$801 USD
Returning
Wed, Dec 16, 2026•10 Day Trip
$689 USD