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

Wednesday, August 5th, 2026

7 round-trip options

Returning
Tue, Aug 11, 20266 Day Trip
$846 USD
Returning
Thu, Aug 13, 20268 Day Trip
$846 USD
Returning
Fri, Aug 14, 20269 Day Trip
$845 USD
Returning
Sat, Aug 15, 202610 Day Trip
$888 USD
Returning
Sun, Aug 16, 202611 Day Trip
$859 USD
Returning
Tue, Aug 18, 202613 Day Trip
$825 USD
Returning
Wed, Aug 19, 202614 Day Trip
$803 USD