Lisbon (LIS) to Montreal (YUL) flight deal in economy from $525

Thursday, December 10th, 2026

4 round-trip options

Returning
Wed, Dec 16, 20266 Day Trip
$590 USD
Returning
Thu, Dec 17, 20267 Day Trip
$693 USD
Returning
Tue, Dec 22, 202612 Day Trip
$621 USD
Returning
Wed, Dec 23, 202613 Day Trip
$629 USD