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

Tuesday, December 29th, 2026

4 round-trip options

Returning
Mon, Jan 4, 20276 Day Trip
$577 USD
Returning
Tue, Jan 5, 20277 Day Trip
$579 USD
Returning
Sun, Jan 10, 202712 Day Trip
$577 USD
Returning
Mon, Jan 11, 202713 Day Trip
$563 USD