Portland (PDX) to Helsinki (HEL) flight deal in economy from $442

Sunday, December 13th, 2026

7 round-trip options

Returning
Sat, Dec 19, 20266 Day Trip
$1,206 USD
Returning
Mon, Dec 21, 20268 Day Trip
$1,388 USD
Returning
Tue, Dec 22, 20269 Day Trip
$1,158 USD
Returning
Wed, Dec 23, 202610 Day Trip
$1,210 USD
Returning
Fri, Dec 25, 202612 Day Trip
$1,504 USD
Returning
Sat, Dec 26, 202613 Day Trip
$1,306 USD
Returning
Sun, Dec 27, 202614 Day Trip
$1,429 USD