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

Friday, December 18th, 2026

2 round-trip options

Returning
Sat, Dec 26, 20268 Day Trip
$954 USD
Returning
Thu, Dec 31, 202613 Day Trip
$939 USD