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

Sunday, January 3rd, 2027

3 round-trip options

Returning
Mon, Jan 11, 20278 Day Trip
$822 USD
Returning
Tue, Jan 12, 20279 Day Trip
$828 USD
Returning
Sun, Jan 17, 202714 Day Trip
$826 USD