Montreal (YUL) to Porto (OPO) flight deal in economy from $529

Fair Availability
37% of dates checked are available within 10% of the lowest price

Tuesday, October 13th, 2026

5 round-trip options

Returning
Mon, Oct 19, 20266 Day Trip
$565 USD
Returning
Wed, Oct 21, 20268 Day Trip
$529 USD
Returning
Thu, Oct 22, 20269 Day Trip
$670 USD
Returning
Fri, Oct 23, 202610 Day Trip
$529 USD
Returning
Sat, Oct 24, 202611 Day Trip
$712 USD