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

Monday, December 21st, 2026

5 round-trip options

Returning
Sun, Dec 27, 20266 Day Trip
$530 USD
Returning
Tue, Dec 29, 20268 Day Trip
$530 USD
Returning
Wed, Dec 30, 20269 Day Trip
$530 USD
Returning
Sun, Jan 3, 202713 Day Trip
$606 USD
Returning
Mon, Jan 4, 202714 Day Trip
$538 USD