Cheap flights from Ontario to Deer Lake from C$ 160

In general, October is the cheapest month to fly from Region of Ontario to Deer Lake. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 399. If you’re not able to fly to Deer Lake in October, then September is your next best option. Flight prices from Region of Ontario to Deer Lake during September average around C$ 442.

Our data shows that Tuesday is the least expensive day to fly to Deer Lake. Tickets to fly out on this day can be as low as C$ 503. On the other hand, Monday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 541.

Our data shows that the cheapest Region of Ontario to Deer Lake flights are usually those with departure times at noon. Our users have found flights to Deer Lake at noon for as low as C$ 491. Flights in the morning are often more expensive with an average ticket price of C$ 550.

Fly from Toronto Pearson Intl to Deer Lake for the best Ontario - Deer Lake flight prices

You are more likely to see cheaper flights to Deer Lake from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Deer Lake for around C$ 553 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Deer Lake from Region of Ontario for as low as C$ 456 on momondo.

There are 3 cabin classes available to choose from on Ontario to Deer Lake flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Porter Airlines and Air Canada are the most popular carriers operating from Ontario to Deer Lake

Air Canada, Porter Airlines and Air Transat are the top three most popular airlines that fly to Deer Lake from Region of Ontario according to our data. Air Canada is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Deer Lake. Keep in mind that there are 3 different airlines that fly to Deer Lake on a routine basis, so you have a few additional options to choose from.

The number of flights available between Region of Ontario and Deer Lake is 5 per day as of February 2026. The most frequent departure time is 7:00a.m., with 53% of daily flights leaving at noon.

As of February 2026, 38 flights take off from Region of Ontario and land in Deer Lake each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.