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

Tuesday, September 15th, 2026

9 round-trip options

Returning
Sun, Sep 20, 20265 Day Trip
$1,004 USD
Returning
Mon, Sep 21, 20266 Day Trip
$820 USD
Returning
Tue, Sep 22, 20267 Day Trip
$818 USD
Returning
Wed, Sep 23, 20268 Day Trip
$963 USD
Returning
Fri, Sep 25, 202610 Day Trip
$1,043 USD
Returning
Sat, Sep 26, 202611 Day Trip
$1,680 USD
Returning
Sun, Sep 27, 202612 Day Trip
$867 USD
Returning
Mon, Sep 28, 202613 Day Trip
$820 USD
Returning
Tue, Sep 29, 202614 Day Trip
$818 USD