Montreal (YUL) to Portland (PDX) flight deal in economy from $391

Wednesday, September 16th, 2026

5 round-trip options

Returning
Tue, Sep 22, 20266 Day Trip
$394 USD
Returning
Wed, Sep 23, 20267 Day Trip
$394 USD
Returning
Mon, Sep 28, 202612 Day Trip
$394 USD
Returning
Tue, Sep 29, 202613 Day Trip
$394 USD
Returning
Wed, Sep 30, 202614 Day Trip
$445 USD