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

Tuesday, July 28th, 2026

6 round-trip options

Returning
Mon, Aug 3, 20266 Day Trip
$483 USD
Returning
Tue, Aug 4, 20267 Day Trip
$424 USD
Returning
Fri, Aug 7, 202610 Day Trip
$505 USD
Returning
Sat, Aug 8, 202611 Day Trip
$505 USD
Returning
Mon, Aug 10, 202613 Day Trip
$505 USD
Returning
Tue, Aug 11, 202614 Day Trip
$424 USD