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

Saturday, July 18th, 2026

6 round-trip options

Returning
Fri, Jul 24, 20266 Day Trip
$678 USD
Returning
Sat, Jul 25, 20267 Day Trip
$627 USD
Returning
Tue, Jul 28, 202610 Day Trip
$681 USD
Returning
Wed, Jul 29, 202611 Day Trip
$830 USD
Returning
Fri, Jul 31, 202613 Day Trip
$708 USD
Returning
Sat, Aug 1, 202614 Day Trip
$592 USD