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

Saturday, August 15th, 2026

3 round-trip options

Returning
Thu, Aug 20, 20265 Day Trip
$973 USD
Returning
Fri, Aug 21, 20266 Day Trip
$967 USD
Returning
Mon, Aug 24, 20269 Day Trip
$984 USD