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

Thursday, December 24th, 2026

4 round-trip options

Returning
Wed, Dec 30, 20266 Day Trip
$578 USD
Returning
Thu, Dec 31, 20267 Day Trip
$583 USD
Returning
Tue, Jan 5, 202712 Day Trip
$580 USD
Returning
Wed, Jan 6, 202713 Day Trip
$578 USD