Oslo (OSL) to Seattle / Tacoma (SEA) flight deal in economy from $639
OSLOslo Airport, Gardermoen
Oslo, Norway
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
$739 USD
-14%$639 USD
Verified about 5 hours agoJuly 2026
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Great Availability
67% of dates checked are available within 10% of the lowest price
Wednesday, July 1st, 2026
8 round-trip options
Returning
Mon, Jul 6, 2026•5 Day Trip
$998 USD
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Tue, Jul 7, 2026•6 Day Trip
$997 USD
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Thu, Jul 9, 2026•8 Day Trip
$998 USD
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Sat, Jul 11, 2026•10 Day Trip
$1,055 USD
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Sun, Jul 12, 2026•11 Day Trip
$997 USD
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Mon, Jul 13, 2026•12 Day Trip
$994 USD
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Tue, Jul 14, 2026•13 Day Trip
$997 USD
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Wed, Jul 15, 2026•14 Day Trip
$997 USD