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

Monday, August 31st, 2026

9 round-trip options

Returning
Sat, Sep 5, 20265 Day Trip
$1,089 USD
Returning
Sun, Sep 6, 20266 Day Trip
$1,047 USD
Returning
Mon, Sep 7, 20267 Day Trip
$1,527 USD
Returning
Tue, Sep 8, 20268 Day Trip
$1,041 USD
Returning
Thu, Sep 10, 202610 Day Trip
$964 USD
Returning
Fri, Sep 11, 202611 Day Trip
$851 USD
Returning
Sat, Sep 12, 202612 Day Trip
$1,085 USD
Returning
Sun, Sep 13, 202613 Day Trip
$1,234 USD
Returning
Mon, Sep 14, 202614 Day Trip
$809 USD