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

Monday, October 5th, 2026

5 round-trip options

Returning
Sun, Oct 11, 20266 Day Trip
$539 USD
Returning
Mon, Oct 12, 20267 Day Trip
$539 USD
Returning
Sat, Oct 17, 202612 Day Trip
$551 USD
Returning
Sun, Oct 18, 202613 Day Trip
$539 USD
Returning
Mon, Oct 19, 202614 Day Trip
$551 USD