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

Tuesday, September 29th, 2026

4 round-trip options

Returning
Mon, Oct 5, 20266 Day Trip
$566 USD
Returning
Tue, Oct 6, 20267 Day Trip
$551 USD
Returning
Sat, Oct 10, 202611 Day Trip
$559 USD
Returning
Sun, Oct 11, 202612 Day Trip
$551 USD