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

Thursday, August 27th, 2026

3 round-trip options

Returning
Tue, Sep 1, 20265 Day Trip
$548 USD
Returning
Wed, Sep 2, 20266 Day Trip
$574 USD
Returning
Sat, Sep 5, 20269 Day Trip
$600 USD