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

Tuesday, October 20th, 2026

4 round-trip options

Returning
Mon, Oct 26, 20266 Day Trip
$525 USD
Returning
Tue, Oct 27, 20267 Day Trip
$533 USD
Returning
Sat, Oct 31, 202611 Day Trip
$533 USD
Returning
Sun, Nov 1, 202612 Day Trip
$534 USD