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

Friday, August 21st, 2026

3 round-trip options

Returning
Wed, Aug 26, 20265 Day Trip
$704 USD
Returning
Thu, Aug 27, 20266 Day Trip
$705 USD
Returning
Sun, Aug 30, 20269 Day Trip
$704 USD