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

Friday, September 25th, 2026

4 round-trip options

Returning
Thu, Oct 1, 20266 Day Trip
$586 USD
Returning
Fri, Oct 2, 20267 Day Trip
$589 USD
Returning
Tue, Oct 6, 202611 Day Trip
$552 USD
Returning
Wed, Oct 7, 202612 Day Trip
$560 USD