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

Sunday, December 20th, 2026

7 round-trip options

Returning
Sat, Dec 26, 20266 Day Trip
$761 USD
Returning
Sun, Dec 27, 20267 Day Trip
$820 USD
Returning
Mon, Dec 28, 20268 Day Trip
$844 USD
Returning
Wed, Dec 30, 202610 Day Trip
$683 USD
Returning
Fri, Jan 1, 202712 Day Trip
$686 USD
Returning
Sat, Jan 2, 202713 Day Trip
$629 USD
Returning
Sun, Jan 3, 202714 Day Trip
$755 USD