Portland (PDX) to Helsinki (HEL) flight deal in economy from $442
$1,018 USD
-57%$442 USD
Verified about 6 hours agoSeptember 2026
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Rare Availability
7% of dates checked are available within 10% of the lowest price
Monday, September 14th, 2026
9 round-trip options
Returning
Sat, Sep 19, 2026•5 Day Trip
$875 USD
Returning
Sun, Sep 20, 2026•6 Day Trip
$920 USD
Returning
Mon, Sep 21, 2026•7 Day Trip
$689 USD
Returning
Tue, Sep 22, 2026•8 Day Trip
$724 USD
Returning
Thu, Sep 24, 2026•10 Day Trip
$928 USD
Returning
Fri, Sep 25, 2026•11 Day Trip
$870 USD
Returning
Sat, Sep 26, 2026•12 Day Trip
$1,705 USD
Returning
Sun, Sep 27, 2026•13 Day Trip
$736 USD
Returning
Mon, Sep 28, 2026•14 Day Trip
$689 USD