Lisbon (LIS) to Montreal (YUL) flight deal in economy from $478

Saturday, September 12th, 2026

4 round-trip options

Returning
Sun, Sep 20, 20268 Day Trip
$1,018 USD
Returning
Tue, Sep 22, 202610 Day Trip
$1,229 USD
Returning
Thu, Sep 24, 202612 Day Trip
$1,049 USD
Returning
Fri, Sep 25, 202613 Day Trip
$1,049 USD