Portland (PDX) to Oslo (OSL) flight deal in economy from $442
$829 USD
-47%$442 USD
Verified 14 days agoAugust 2026
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Limited Availability
18% of dates checked are available within 10% of the lowest price
Sunday, August 16th, 2026
6 round-trip options
Returning
Fri, Aug 21, 2026•5 Day Trip
$470 USD
Returning
Sat, Aug 22, 2026•6 Day Trip
$796 USD
Returning
Mon, Aug 24, 2026•8 Day Trip
$470 USD
Returning
Tue, Aug 25, 2026•9 Day Trip
$470 USD
Returning
Fri, Aug 28, 2026•12 Day Trip
$614 USD
Returning
Sat, Aug 29, 2026•13 Day Trip
$663 USD