Cheap flights from Ontario to Australia from C$ 775

The cheapest month to fly to Australia from Region of Ontario is in March. Flight prices, which tend to average around C$ 1,973, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Australia from Region of Ontario during February instead. Flights to Australia in February, while not as cheap as those in March, still average around C$ 2,035.

On average, the least expensive day to fly to Australia from Region of Ontario is on a Saturday. momondo users have found tickets for Saturday departures for as low as C$ 2,024. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around C$ 2,552. These prices are subject to change though, so be sure to set up a Price Alert for flights to Australia.

According to our data, the cheapest time of day to fly to Australia is in the evening. momondo users have found flights departing from Region of Ontario to Australia in the evening for as low as C$ 2,262. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the afternoon, with an average ticket price of C$ 2,428. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Toronto Pearson Intl to Sydney Kingsford Smith for the best Ontario - Australia flight prices

You are more likely to see cheaper flights to Australia from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around C$ 2,190 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Region of Ontario for as low as C$ 1,893 on momondo.

There is only 1 cabin class available to choose from on Ontario to Australia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Delta, Air Canada, and Etihad Airways are the most popular carriers operating from Ontario to Australia

Air Canada, United Airlines and Qantas Airways are the top three most popular airlines that fly to Australia from Region of Ontario according to our data. Air Canada is the first choice among our users, with 48% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 14 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

As of April 2026, there are 5 flights per week flying from Region of Ontario to Australia. The most common day of the week flights depart is Tue, with 20% of flights taking off on this day.

Flight times vary depending on what airport in Region of Ontario you fly out of and what airport in Australia you fly into. For example, flying from Hamilton to Sydney takes 25h 20m on average. On the other hand, flying from Ottawa to Sydney takes 26h 03m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.