Oslo (OSL) to Seattle / Tacoma (SEA) flight deal in economy from $642
OSLOslo Airport, Gardermoen
Oslo, Norway
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$886 USD
-28%$642 USD
Verified about 12 hours agoNovember 2026
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Fair Availability
38% of dates checked are available within 10% of the lowest price
Thursday, November 5th, 2026
10 round-trip options
Returning
Tue, Nov 10, 2026•5 Day Trip
$645 USD
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Wed, Nov 11, 2026•6 Day Trip
$655 USD
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Thu, Nov 12, 2026•7 Day Trip
$662 USD
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Fri, Nov 13, 2026•8 Day Trip
$666 USD
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Sat, Nov 14, 2026•9 Day Trip
$674 USD
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Sun, Nov 15, 2026•10 Day Trip
$651 USD
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Mon, Nov 16, 2026•11 Day Trip
$651 USD
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Tue, Nov 17, 2026•12 Day Trip
$644 USD
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Wed, Nov 18, 2026•13 Day Trip
$650 USD
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Thu, Nov 19, 2026•14 Day Trip
$668 USD