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

Sunday, August 9th, 2026

7 round-trip options

Returning
Sat, Aug 15, 20266 Day Trip
$888 USD
Returning
Mon, Aug 17, 20268 Day Trip
$846 USD
Returning
Tue, Aug 18, 20269 Day Trip
$825 USD
Returning
Wed, Aug 19, 202610 Day Trip
$803 USD
Returning
Thu, Aug 20, 202611 Day Trip
$867 USD
Returning
Sat, Aug 22, 202613 Day Trip
$930 USD
Returning
Sun, Aug 23, 202614 Day Trip
$880 USD