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

Friday, August 28th, 2026

3 round-trip options

Returning
Wed, Sep 2, 20265 Day Trip
$600 USD
Returning
Thu, Sep 3, 20266 Day Trip
$600 USD
Returning
Sun, Sep 6, 20269 Day Trip
$594 USD