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 agoDecember 2026
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Fair Availability
38% of dates checked are available within 10% of the lowest price
Saturday, December 26th, 2026
10 round-trip options
Returning
Thu, Dec 31, 2026•5 Day Trip
$1,068 USD
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Fri, Jan 1, 2027•6 Day Trip
$1,068 USD
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Sat, Jan 2, 2027•7 Day Trip
$1,181 USD
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Sun, Jan 3, 2027•8 Day Trip
$1,062 USD
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Mon, Jan 4, 2027•9 Day Trip
$1,115 USD
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Tue, Jan 5, 2027•10 Day Trip
$1,062 USD
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Wed, Jan 6, 2027•11 Day Trip
$1,062 USD
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Thu, Jan 7, 2027•12 Day Trip
$1,068 USD
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Fri, Jan 8, 2027•13 Day Trip
$1,068 USD
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Sat, Jan 9, 2027•14 Day Trip
$1,068 USD