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

Friday, August 14th, 2026

3 round-trip options

Returning
Wed, Aug 19, 20265 Day Trip
$897 USD
Returning
Thu, Aug 20, 20266 Day Trip
$833 USD
Returning
Sun, Aug 23, 20269 Day Trip
$886 USD