Portland (PDX) to Helsinki (HEL) flight deal in economy from $720

Tuesday, September 29th, 2026

10 round-trip options

Returning
Sun, Oct 4, 20265 Day Trip
$777 USD
Returning
Mon, Oct 5, 20266 Day Trip
$777 USD
Returning
Tue, Oct 6, 20267 Day Trip
$727 USD
Returning
Wed, Oct 7, 20268 Day Trip
$727 USD
Returning
Thu, Oct 8, 20269 Day Trip
$728 USD
Returning
Fri, Oct 9, 202610 Day Trip
$758 USD
Returning
Sat, Oct 10, 202611 Day Trip
$855 USD
Returning
Sun, Oct 11, 202612 Day Trip
$783 USD
Returning
Mon, Oct 12, 202613 Day Trip
$787 USD
Returning
Tue, Oct 13, 202614 Day Trip
$727 USD