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

Saturday, August 15th, 2026

7 round-trip options

Returning
Sat, Aug 22, 20267 Day Trip
$573 USD
Returning
Sun, Aug 23, 20268 Day Trip
$701 USD
Returning
Mon, Aug 24, 20269 Day Trip
$587 USD
Returning
Tue, Aug 25, 202610 Day Trip
$549 USD
Returning
Wed, Aug 26, 202611 Day Trip
$565 USD
Returning
Thu, Aug 27, 202612 Day Trip
$554 USD
Returning
Sat, Aug 29, 202614 Day Trip
$538 USD