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 11 hours agoAugust 2026
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Fair Availability
38% of dates checked are available within 10% of the lowest price
Wednesday, August 5th, 2026
10 round-trip options
Returning
Mon, Aug 10, 2026•5 Day Trip
$917 USD
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Tue, Aug 11, 2026•6 Day Trip
$917 USD
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Wed, Aug 12, 2026•7 Day Trip
$809 USD
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Thu, Aug 13, 2026•8 Day Trip
$824 USD
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Fri, Aug 14, 2026•9 Day Trip
$842 USD
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Sat, Aug 15, 2026•10 Day Trip
$824 USD
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Sun, Aug 16, 2026•11 Day Trip
$812 USD
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Mon, Aug 17, 2026•12 Day Trip
$783 USD
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Tue, Aug 18, 2026•13 Day Trip
$801 USD
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Wed, Aug 19, 2026•14 Day Trip
$801 USD