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

Monday, January 18th, 2027

3 round-trip options

Returning
Tue, Jan 26, 20278 Day Trip
$542 USD
Returning
Wed, Jan 27, 20279 Day Trip
$540 USD
Returning
Mon, Feb 1, 202714 Day Trip
$537 USD