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

Tuesday, October 6th, 2026

5 round-trip options

Returning
Mon, Oct 12, 20266 Day Trip
$431 USD
Returning
Tue, Oct 13, 20267 Day Trip
$442 USD
Returning
Sun, Oct 18, 202612 Day Trip
$431 USD
Returning
Mon, Oct 19, 202613 Day Trip
$401 USD
Returning
Tue, Oct 20, 202614 Day Trip
$401 USD