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 7 hours agoNovember 2026
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Fair Availability
38% of dates checked are available within 10% of the lowest price
Thursday, November 12th, 2026
10 round-trip options
Returning
Tue, Nov 17, 2026•5 Day Trip
$674 USD
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Wed, Nov 18, 2026•6 Day Trip
$791 USD
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Thu, Nov 19, 2026•7 Day Trip
$837 USD
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Fri, Nov 20, 2026•8 Day Trip
$1,177 USD
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Sat, Nov 21, 2026•9 Day Trip
$1,310 USD
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Sun, Nov 22, 2026•10 Day Trip
$1,053 USD
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Mon, Nov 23, 2026•11 Day Trip
$936 USD
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Tue, Nov 24, 2026•12 Day Trip
$727 USD
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Wed, Nov 25, 2026•13 Day Trip
$858 USD
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Thu, Nov 26, 2026•14 Day Trip
$803 USD