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

Thursday, September 24th, 2026

4 round-trip options

Returning
Wed, Sep 30, 20266 Day Trip
$585 USD
Returning
Thu, Oct 1, 20267 Day Trip
$585 USD
Returning
Mon, Oct 5, 202611 Day Trip
$559 USD
Returning
Tue, Oct 6, 202612 Day Trip
$551 USD