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

Wednesday, September 16th, 2026

4 round-trip options

Returning
Tue, Sep 22, 20266 Day Trip
$525 USD
Returning
Wed, Sep 23, 20267 Day Trip
$526 USD
Returning
Sun, Sep 27, 202611 Day Trip
$533 USD
Returning
Mon, Sep 28, 202612 Day Trip
$525 USD