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

Wednesday, August 5th, 2026

3 round-trip options

Returning
Mon, Aug 10, 20265 Day Trip
$739 USD
Returning
Tue, Aug 11, 20266 Day Trip
$778 USD
Returning
Fri, Aug 14, 20269 Day Trip
$829 USD