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 5 hours agoJune 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Fair Availability
38% of dates checked are available within 10% of the lowest price
Tuesday, June 16th, 2026
10 round-trip options
Returning
Sun, Jun 21, 2026•5 Day Trip
$856 USD
Returning
Mon, Jun 22, 2026•6 Day Trip
$797 USD
Returning
Tue, Jun 23, 2026•7 Day Trip
$791 USD
Returning
Wed, Jun 24, 2026•8 Day Trip
$756 USD
Returning
Thu, Jun 25, 2026•9 Day Trip
$923 USD
Returning
Fri, Jun 26, 2026•10 Day Trip
$918 USD
Returning
Sat, Jun 27, 2026•11 Day Trip
$923 USD
Returning
Sun, Jun 28, 2026•12 Day Trip
$906 USD
Returning
Mon, Jun 29, 2026•13 Day Trip
$907 USD
Returning
Tue, Jun 30, 2026•14 Day Trip
$906 USD