Seattle / Tacoma (SEA) to Oslo (OSL) flight deal in economy from $443
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
OSLOslo Airport, Gardermoen
Oslo, Norway
$653 USD
-32%$443 USD
Verified about 6 hours agoJuly 2026
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Fair Availability
23% of dates checked are available within 10% of the lowest price
Monday, July 20th, 2026
10 round-trip options
Returning
Sat, Jul 25, 2026•5 Day Trip
$690 USD
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Sun, Jul 26, 2026•6 Day Trip
$602 USD
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Mon, Jul 27, 2026•7 Day Trip
$643 USD
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Tue, Jul 28, 2026•8 Day Trip
$657 USD
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Wed, Jul 29, 2026•9 Day Trip
$830 USD
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Thu, Jul 30, 2026•10 Day Trip
$730 USD
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Fri, Jul 31, 2026•11 Day Trip
$758 USD
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Sat, Aug 1, 2026•12 Day Trip
$725 USD
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Sun, Aug 2, 2026•13 Day Trip
$769 USD
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Mon, Aug 3, 2026•14 Day Trip
$695 USD