Porto (OPO) to Montreal (YUL) flight deal in economy from $507

Friday, July 17th, 2026

10 round-trip options

Returning
Wed, Jul 22, 20265 Day Trip
$675 USD
Returning
Thu, Jul 23, 20266 Day Trip
$638 USD
Returning
Fri, Jul 24, 20267 Day Trip
$646 USD
Returning
Sat, Jul 25, 20268 Day Trip
$851 USD
Returning
Sun, Jul 26, 20269 Day Trip
$710 USD
Returning
Mon, Jul 27, 202610 Day Trip
$598 USD
Returning
Tue, Jul 28, 202611 Day Trip
$598 USD
Returning
Wed, Jul 29, 202612 Day Trip
$850 USD
Returning
Thu, Jul 30, 202613 Day Trip
$598 USD
Returning
Fri, Jul 31, 202614 Day Trip
$675 USD