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

Monday, July 27th, 2026

3 round-trip options

Returning
Sat, Aug 1, 20265 Day Trip
$847 USD
Returning
Sun, Aug 2, 20266 Day Trip
$709 USD
Returning
Wed, Aug 5, 20269 Day Trip
$709 USD