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

Tuesday, July 21st, 2026

6 round-trip options

Returning
Mon, Jul 27, 20266 Day Trip
$510 USD
Returning
Tue, Jul 28, 20267 Day Trip
$564 USD
Returning
Fri, Jul 31, 202610 Day Trip
$592 USD
Returning
Sat, Aug 1, 202611 Day Trip
$610 USD
Returning
Mon, Aug 3, 202613 Day Trip
$510 USD
Returning
Tue, Aug 4, 202614 Day Trip
$451 USD