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

Monday, December 7th, 2026

4 round-trip options

Returning
Sun, Dec 13, 20266 Day Trip
$545 USD
Returning
Mon, Dec 14, 20267 Day Trip
$537 USD
Returning
Sat, Dec 19, 202612 Day Trip
$641 USD
Returning
Sun, Dec 20, 202613 Day Trip
$616 USD