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

Friday, June 19th, 2026

10 round-trip options

Returning
Wed, Jun 24, 20265 Day Trip
$630 USD
Returning
Thu, Jun 25, 20266 Day Trip
$665 USD
Returning
Fri, Jun 26, 20267 Day Trip
$1,107 USD
Returning
Sat, Jun 27, 20268 Day Trip
$910 USD
Returning
Sun, Jun 28, 20269 Day Trip
$770 USD
Returning
Mon, Jun 29, 202610 Day Trip
$761 USD
Returning
Tue, Jun 30, 202611 Day Trip
$622 USD
Returning
Wed, Jul 1, 202612 Day Trip
$700 USD
Returning
Thu, Jul 2, 202613 Day Trip
$630 USD
Returning
Fri, Jul 3, 202614 Day Trip
$556 USD