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

Thursday, December 24th, 2026

4 round-trip options

Returning
Tue, Dec 29, 20265 Day Trip
$839 USD
Returning
Wed, Dec 30, 20266 Day Trip
$603 USD
Returning
Wed, Jan 6, 202713 Day Trip
$615 USD
Returning
Thu, Jan 7, 202714 Day Trip
$615 USD