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

Friday, July 31st, 2026

6 round-trip options

Returning
Thu, Aug 6, 20266 Day Trip
$709 USD
Returning
Fri, Aug 7, 20267 Day Trip
$672 USD
Returning
Mon, Aug 10, 202610 Day Trip
$620 USD
Returning
Tue, Aug 11, 202611 Day Trip
$590 USD
Returning
Thu, Aug 13, 202613 Day Trip
$642 USD
Returning
Fri, Aug 14, 202614 Day Trip
$642 USD