Montreal (YUL) to Porto (OPO) flight deal in economy from $535

Tuesday, August 11th, 2026

7 round-trip options

Returning
Sun, Aug 16, 20265 Day Trip
$776 USD
Returning
Mon, Aug 17, 20266 Day Trip
$784 USD
Returning
Tue, Aug 18, 20267 Day Trip
$696 USD
Returning
Wed, Aug 19, 20268 Day Trip
$653 USD
Returning
Thu, Aug 20, 20269 Day Trip
$740 USD
Returning
Sun, Aug 23, 202612 Day Trip
$696 USD
Returning
Mon, Aug 24, 202613 Day Trip
$762 USD