Montreal (YUL) to Porto (OPO) flight deal in economy from $535

Limited Availability
18% of dates checked are available within 10% of the lowest price

Saturday, October 17th, 2026

4 round-trip options

Returning
Thu, Oct 22, 20265 Day Trip
$719 USD
Returning
Fri, Oct 23, 20266 Day Trip
$718 USD
Returning
Sat, Oct 24, 20267 Day Trip
$914 USD
Returning
Sat, Oct 31, 202614 Day Trip
$856 USD