Oslo (OSL) to Seattle / Tacoma (SEA) flight deal in economy from $566
OSLOslo Airport, Gardermoen
Oslo, Norway
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$953 USD
-41%$566 USD
Verified about 5 hours agoOctober 2026
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Rare Availability
6% of dates checked are available within 10% of the lowest price
Sunday, October 4th, 2026
6 round-trip options
Returning
Sat, Oct 10, 2026•6 Day Trip
$603 USD
Returning
Mon, Oct 12, 2026•8 Day Trip
$751 USD
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Tue, Oct 13, 2026•9 Day Trip
$626 USD
Returning
Wed, Oct 14, 2026•10 Day Trip
$693 USD
Returning
Fri, Oct 16, 2026•12 Day Trip
$744 USD
Returning
Sat, Oct 17, 2026•13 Day Trip
$693 USD