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

Thursday, December 3rd, 2026

4 round-trip options

Returning
Wed, Dec 9, 20266 Day Trip
$567 USD
Returning
Thu, Dec 10, 20267 Day Trip
$564 USD
Returning
Tue, Dec 15, 202612 Day Trip
$565 USD
Returning
Wed, Dec 16, 202613 Day Trip
$597 USD