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

Tuesday, December 22nd, 2026

4 round-trip options

Returning
Mon, Dec 28, 20266 Day Trip
$583 USD
Returning
Tue, Dec 29, 20267 Day Trip
$583 USD
Returning
Sun, Jan 3, 202712 Day Trip
$581 USD
Returning
Mon, Jan 4, 202713 Day Trip
$577 USD