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

Saturday, September 26th, 2026

5 round-trip options

Returning
Fri, Oct 2, 20266 Day Trip
$428 USD
Returning
Sat, Oct 3, 20267 Day Trip
$397 USD
Returning
Thu, Oct 8, 202612 Day Trip
$475 USD
Returning
Fri, Oct 9, 202613 Day Trip
$428 USD
Returning
Sat, Oct 10, 202614 Day Trip
$397 USD