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

Sunday, August 9th, 2026

7 round-trip options

Returning
Sun, Aug 16, 20267 Day Trip
$844 USD
Returning
Mon, Aug 17, 20268 Day Trip
$795 USD
Returning
Tue, Aug 18, 20269 Day Trip
$664 USD
Returning
Wed, Aug 19, 202610 Day Trip
$664 USD
Returning
Thu, Aug 20, 202611 Day Trip
$677 USD
Returning
Fri, Aug 21, 202612 Day Trip
$685 USD
Returning
Sun, Aug 23, 202614 Day Trip
$836 USD