Portland (PDX) to Montreal (YUL) flight deal in economy from $374

Tuesday, September 29th, 2026

7 round-trip options

Returning
Sun, Oct 4, 20265 Day Trip
$519 USD
Returning
Mon, Oct 5, 20266 Day Trip
$414 USD
Returning
Wed, Oct 7, 20268 Day Trip
$374 USD
Returning
Fri, Oct 9, 202610 Day Trip
$514 USD
Returning
Sat, Oct 10, 202611 Day Trip
$374 USD
Returning
Sun, Oct 11, 202612 Day Trip
$409 USD
Returning
Tue, Oct 13, 202614 Day Trip
$512 USD