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

Friday, October 2nd, 2026

5 round-trip options

Returning
Thu, Oct 8, 20266 Day Trip
$509 USD
Returning
Fri, Oct 9, 20267 Day Trip
$461 USD
Returning
Wed, Oct 14, 202612 Day Trip
$431 USD
Returning
Thu, Oct 15, 202613 Day Trip
$459 USD
Returning
Fri, Oct 16, 202614 Day Trip
$426 USD