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

Thursday, September 10th, 2026

4 round-trip options

Returning
Wed, Sep 16, 20266 Day Trip
$557 USD
Returning
Thu, Sep 17, 20267 Day Trip
$562 USD
Returning
Mon, Sep 21, 202611 Day Trip
$525 USD
Returning
Tue, Sep 22, 202612 Day Trip
$525 USD