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

Friday, September 25th, 2026

5 round-trip options

Returning
Thu, Oct 1, 20266 Day Trip
$527 USD
Returning
Fri, Oct 2, 20267 Day Trip
$509 USD
Returning
Wed, Oct 7, 202612 Day Trip
$479 USD
Returning
Thu, Oct 8, 202613 Day Trip
$558 USD
Returning
Fri, Oct 9, 202614 Day Trip
$509 USD