Seattle / Tacoma (SEA) to Oslo (OSL) flight deal in economy from $444
SEASeattle–Tacoma International Airport
Seattle / Tacoma, United States
OSLOslo Airport, Gardermoen
Oslo, Norway
$633 USD
-30%$444 USD
Verified 6 days agoAugust 2026
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Fair Availability
23% of dates checked are available within 10% of the lowest price
Monday, August 24th, 2026
6 round-trip options
Returning
Sat, Aug 29, 2026•5 Day Trip
$696 USD
Returning
Sun, Aug 30, 2026•6 Day Trip
$587 USD
Returning
Tue, Sep 1, 2026•8 Day Trip
$514 USD
Returning
Wed, Sep 2, 2026•9 Day Trip
$514 USD
Returning
Fri, Sep 4, 2026•11 Day Trip
$582 USD
Returning
Sun, Sep 6, 2026•13 Day Trip
$490 USD