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

Sunday, December 13th, 2026

4 round-trip options

Returning
Sat, Dec 19, 20266 Day Trip
$654 USD
Returning
Sun, Dec 20, 20267 Day Trip
$621 USD
Returning
Fri, Dec 25, 202612 Day Trip
$613 USD
Returning
Sat, Dec 26, 202613 Day Trip
$654 USD