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

Monday, July 27th, 2026

6 round-trip options

Returning
Sun, Aug 2, 20266 Day Trip
$690 USD
Returning
Mon, Aug 3, 20267 Day Trip
$601 USD
Returning
Thu, Aug 6, 202610 Day Trip
$631 USD
Returning
Fri, Aug 7, 202611 Day Trip
$624 USD
Returning
Sun, Aug 9, 202613 Day Trip
$624 USD
Returning
Mon, Aug 10, 202614 Day Trip
$579 USD