Lisbon (LIS) to Montreal (YUL) flight deal in economy from $478

Thursday, September 24th, 2026

4 round-trip options

Returning
Fri, Oct 2, 20268 Day Trip
$543 USD
Returning
Sun, Oct 4, 202610 Day Trip
$541 USD
Returning
Tue, Oct 6, 202612 Day Trip
$728 USD
Returning
Wed, Oct 7, 202613 Day Trip
$541 USD