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

Tuesday, October 20th, 2026

5 round-trip options

Returning
Mon, Oct 26, 20266 Day Trip
$401 USD
Returning
Tue, Oct 27, 20267 Day Trip
$401 USD
Returning
Sun, Nov 1, 202612 Day Trip
$437 USD
Returning
Mon, Nov 2, 202613 Day Trip
$468 USD
Returning
Tue, Nov 3, 202614 Day Trip
$420 USD