Cheapest one-way flights from Ottawa to Lisbon in December from $429

AirHint found the following cheapest one-way flights from Ottawa (YOW) to Lisbon (LIS) in December 2025 (see full year).

One-Way flights

13 Dec Porter Airlines (Canada) Ltd
15 Dec Porter Airlines (Canada) Ltd
26 Dec Aer Lingus

Also check the deals for return flights from Ottawa to Lisbon in December.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.