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

Sunday, December 6th, 2026

7 round-trip options

Returning
Sat, Dec 12, 20266 Day Trip
$396 USD
Returning
Sun, Dec 13, 20267 Day Trip
$417 USD
Returning
Mon, Dec 14, 20268 Day Trip
$436 USD
Returning
Wed, Dec 16, 202610 Day Trip
$533 USD
Returning
Fri, Dec 18, 202612 Day Trip
$541 USD
Returning
Sat, Dec 19, 202613 Day Trip
$420 USD
Returning
Sun, Dec 20, 202614 Day Trip
$595 USD