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

Tuesday, August 11th, 2026

6 round-trip options

Returning
Mon, Aug 17, 20266 Day Trip
$487 USD
Returning
Tue, Aug 18, 20267 Day Trip
$487 USD
Returning
Fri, Aug 21, 202610 Day Trip
$548 USD
Returning
Sat, Aug 22, 202611 Day Trip
$505 USD
Returning
Mon, Aug 24, 202613 Day Trip
$505 USD
Returning
Tue, Aug 25, 202614 Day Trip
$394 USD