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

Saturday, September 26th, 2026

7 round-trip options

Returning
Thu, Oct 1, 20265 Day Trip
$704 USD
Returning
Fri, Oct 2, 20266 Day Trip
$607 USD
Returning
Sat, Oct 3, 20267 Day Trip
$748 USD
Returning
Sun, Oct 4, 20268 Day Trip
$754 USD
Returning
Mon, Oct 5, 20269 Day Trip
$762 USD
Returning
Thu, Oct 8, 202612 Day Trip
$784 USD
Returning
Fri, Oct 9, 202613 Day Trip
$740 USD