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

Saturday, December 19th, 2026

5 round-trip options

Returning
Fri, Dec 25, 20266 Day Trip
$452 USD
Returning
Sun, Dec 27, 20268 Day Trip
$452 USD
Returning
Mon, Dec 28, 20269 Day Trip
$452 USD
Returning
Fri, Jan 1, 202713 Day Trip
$505 USD
Returning
Sat, Jan 2, 202714 Day Trip
$742 USD