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 agoNovember 2026
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Great Availability
67% of dates checked are available within 10% of the lowest price
Friday, November 27th, 2026
8 round-trip options
Returning
Wed, Dec 2, 2026•5 Day Trip
$654 USD
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Thu, Dec 3, 2026•6 Day Trip
$654 USD
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Sat, Dec 5, 2026•8 Day Trip
$746 USD
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Sun, Dec 6, 2026•9 Day Trip
$650 USD
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Mon, Dec 7, 2026•10 Day Trip
$655 USD
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Tue, Dec 8, 2026•11 Day Trip
$655 USD
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Thu, Dec 10, 2026•13 Day Trip
$655 USD
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Fri, Dec 11, 2026•14 Day Trip
$686 USD