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

Friday, September 25th, 2026

7 round-trip options

Returning
Wed, Sep 30, 20265 Day Trip
$414 USD
Returning
Thu, Oct 1, 20266 Day Trip
$417 USD
Returning
Sat, Oct 3, 20268 Day Trip
$396 USD
Returning
Mon, Oct 5, 202610 Day Trip
$436 USD
Returning
Tue, Oct 6, 202611 Day Trip
$396 USD
Returning
Wed, Oct 7, 202612 Day Trip
$401 USD
Returning
Fri, Oct 9, 202614 Day Trip
$554 USD