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

Sunday, October 25th, 2026

5 round-trip options

Returning
Sat, Oct 31, 20266 Day Trip
$431 USD
Returning
Sun, Nov 1, 20267 Day Trip
$468 USD
Returning
Fri, Nov 6, 202612 Day Trip
$468 USD
Returning
Sat, Nov 7, 202613 Day Trip
$451 USD
Returning
Sun, Nov 8, 202614 Day Trip
$468 USD