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

Thursday, October 8th, 2026

5 round-trip options

Returning
Wed, Oct 14, 20266 Day Trip
$498 USD
Returning
Thu, Oct 15, 20267 Day Trip
$509 USD
Returning
Tue, Oct 20, 202612 Day Trip
$479 USD
Returning
Wed, Oct 21, 202613 Day Trip
$509 USD
Returning
Thu, Oct 22, 202614 Day Trip
$539 USD