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

Tuesday, September 8th, 2026

7 round-trip options

Returning
Sun, Sep 13, 20265 Day Trip
$414 USD
Returning
Mon, Sep 14, 20266 Day Trip
$414 USD
Returning
Wed, Sep 16, 20268 Day Trip
$374 USD
Returning
Fri, Sep 18, 202610 Day Trip
$414 USD
Returning
Sat, Sep 19, 202611 Day Trip
$393 USD
Returning
Sun, Sep 20, 202612 Day Trip
$528 USD
Returning
Tue, Sep 22, 202614 Day Trip
$387 USD