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

Wednesday, September 23rd, 2026

5 round-trip options

Returning
Tue, Sep 29, 20266 Day Trip
$394 USD
Returning
Wed, Sep 30, 20267 Day Trip
$453 USD
Returning
Mon, Oct 5, 202612 Day Trip
$397 USD
Returning
Tue, Oct 6, 202613 Day Trip
$397 USD
Returning
Wed, Oct 7, 202614 Day Trip
$397 USD