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

Friday, August 14th, 2026

6 round-trip options

Returning
Thu, Aug 20, 20266 Day Trip
$445 USD
Returning
Fri, Aug 21, 20267 Day Trip
$539 USD
Returning
Mon, Aug 24, 202610 Day Trip
$437 USD
Returning
Tue, Aug 25, 202611 Day Trip
$432 USD
Returning
Thu, Aug 27, 202613 Day Trip
$437 USD
Returning
Fri, Aug 28, 202614 Day Trip
$437 USD