Cheap flights from Arizona to Ontario from $71

The month of April is, on average, the cheapest month to fly to Region of Ontario from Arizona, with most prices found around $280. If you aren’t able to travel during the month of April, then book flights to Region of Ontario from Arizona during March instead. Flights to Region of Ontario in March, while not as cheap as those in April, still average around $288.

According to our data, Thursday is the cheapest day to fly to Region of Ontario from Arizona. The lowest ticket price found for a Thursday departure recently was $366. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Arizona to Region of Ontario on a Sunday will generally be more expensive and average around $689. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Region of Ontario is in the afternoon. momondo users have found flights departing from Arizona to Region of Ontario in the afternoon for as low as $245. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the evening are often more expensive with an average ticket price of $582.

Fly from Phoenix Sky Harbor Intl to Toronto Pearson Intl for the best Arizona - Ontario flight prices

You are more likely to see cheaper flights to Region of Ontario from Arizona when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $332 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from Arizona for as low as $252 on momondo.

There are 4 cabin classes available to choose from on Arizona to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Porter Airlines, Air Canada, and WestJet are the most popular carriers operating from Arizona to Ontario

Porter Airlines, Air Canada and United Airlines are the top three most popular airlines that fly to Region of Ontario from Arizona according to our data. Porter Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 7 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

As of February 2026, there are 12 flights per day flying from Arizona to Region of Ontario. The most common time of day flights depart is 1:00PM, with 100% of flights taking off in the afternoon.

As of February 2026, there are 87 flights per week flying from Arizona to Region of Ontario. The most common day of the week flights depart is Mon, with 20% of flights taking off on this day.