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

Saturday, August 8th, 2026

7 round-trip options

Returning
Thu, Aug 13, 20265 Day Trip
$762 USD
Returning
Fri, Aug 14, 20266 Day Trip
$711 USD
Returning
Sat, Aug 15, 20267 Day Trip
$827 USD
Returning
Sun, Aug 16, 20268 Day Trip
$776 USD
Returning
Mon, Aug 17, 20269 Day Trip
$784 USD
Returning
Thu, Aug 20, 202612 Day Trip
$740 USD
Returning
Fri, Aug 21, 202613 Day Trip
$669 USD