Porto (OPO) to Montreal (YUL) flight deal in economy from $457

Limited Availability
11% of dates checked are available within 10% of the lowest price

Saturday, December 19th, 2026

4 round-trip options

Returning
Thu, Dec 24, 20265 Day Trip
$615 USD
Returning
Fri, Dec 25, 20266 Day Trip
$603 USD
Returning
Tue, Dec 29, 202610 Day Trip
$839 USD
Returning
Fri, Jan 1, 202713 Day Trip
$603 USD