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

Sunday, July 19th, 2026

3 round-trip options

Returning
Fri, Jul 24, 20265 Day Trip
$822 USD
Returning
Sat, Jul 25, 20266 Day Trip
$714 USD
Returning
Tue, Jul 28, 20269 Day Trip
$706 USD