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

Saturday, October 31st, 2026

4 round-trip options

Returning
Fri, Nov 6, 20266 Day Trip
$571 USD
Returning
Sat, Nov 7, 20267 Day Trip
$579 USD
Returning
Wed, Nov 11, 202611 Day Trip
$571 USD
Returning
Thu, Nov 12, 202612 Day Trip
$777 USD