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

Wednesday, October 7th, 2026

5 round-trip options

Returning
Thu, Oct 15, 20268 Day Trip
$545 USD
Returning
Fri, Oct 16, 20269 Day Trip
$537 USD
Returning
Sat, Oct 17, 202610 Day Trip
$545 USD
Returning
Sun, Oct 18, 202611 Day Trip
$551 USD
Returning
Mon, Oct 19, 202612 Day Trip
$573 USD