Montreal (YUL) to Portland (PDX) flight deal in economy from $391

Sunday, July 12th, 2026

6 round-trip options

Returning
Sat, Jul 18, 20266 Day Trip
$622 USD
Returning
Sun, Jul 19, 20267 Day Trip
$568 USD
Returning
Wed, Jul 22, 202610 Day Trip
$592 USD
Returning
Thu, Jul 23, 202611 Day Trip
$670 USD
Returning
Sat, Jul 25, 202613 Day Trip
$568 USD
Returning
Sun, Jul 26, 202614 Day Trip
$659 USD