Portland (PDX) to Montreal (YUL) flight deal in economy from $374

Friday, December 4th, 2026

7 round-trip options

Returning
Thu, Dec 10, 20266 Day Trip
$417 USD
Returning
Fri, Dec 11, 20267 Day Trip
$417 USD
Returning
Sat, Dec 12, 20268 Day Trip
$396 USD
Returning
Mon, Dec 14, 202610 Day Trip
$436 USD
Returning
Wed, Dec 16, 202612 Day Trip
$533 USD
Returning
Thu, Dec 17, 202613 Day Trip
$422 USD
Returning
Fri, Dec 18, 202614 Day Trip
$571 USD