Cheap Flights from Toronto to Ontario International

Compare Toronto to Ontario International flight deals

Find the cheapest month or even day of the year to fly to Ontario International

Book the best Ontario International fare with no extra fees

Flight deals from Toronto to Ontario International

Looking for a cheap last-minute deal or the best round-trip flight from Toronto to Ontario International? Find the lowest prices on one-way and round-trip tickets right here.

Ontario.$152 per passenger.Departing Sun, May 4.One-way flight with WestJet.Outbound indirect flight with WestJet, departing from Kitchener / Waterloo on Sun, May 4, arriving in Ontario International.Price includes taxes and charges.From $152, select.

Ontario.$224 per passenger.Departing Wed, Jun 18.One-way flight with WestJet.Outbound indirect flight with WestJet, departing from Toronto Pearson International on Wed, Jun 18, arriving in Ontario International.Price includes taxes and charges.From $224, select.

Ontario.$228 per passenger.Departing Sat, Aug 16.One-way flight with WestJet.Outbound indirect flight with WestJet, departing from Toronto Pearson International on Sat, Aug 16, arriving in Ontario International.Price includes taxes and charges.From $228, select.

Ontario.$232 per passenger.Departing Tue, Apr 29.One-way flight with Porter Airlines (Canada) Ltd.Outbound indirect flight with Porter Airlines (Canada) Ltd, departing from Toronto Pearson International on Tue, Apr 29, arriving in Ontario International.Price includes taxes and charges.From $232, select.

Ontario.$251 per passenger.Departing Fri, Jul 4.One-way flight with WestJet.Outbound indirect flight with WestJet, departing from Toronto Pearson International on Fri, Jul 4, arriving in Ontario International.Price includes taxes and charges.From $251, select.

Ontario.$263 per passenger.Departing Fri, Oct 3.One-way flight with United.Outbound indirect flight with United, departing from Toronto Pearson International on Fri, Oct 3, arriving in Ontario International.Price includes taxes and charges.From $263, select.

Ontario.$331 per passenger.Departing Sun, Nov 2.One-way flight with United.Outbound indirect flight with United, departing from Toronto Pearson International on Sun, Nov 2, arriving in Ontario International.Price includes taxes and charges.From $331, select.

Ontario.$394 per passenger.Departing Sat, Sep 13.One-way flight with Alaska Airlines.Outbound indirect flight with Alaska Airlines, departing from Toronto Pearson International on Sat, Sep 13, arriving in Ontario International.Price includes taxes and charges.From $394, select.

When is the cheapest time to fly from Toronto to Ontario International?

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Toronto to Ontario International flights are currently cheapest in May.

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Toronto to Ontario International: Alternative routes

Compare routes from Toronto to Ontario below. You may find an airport to fly into that's cheaper, faster, or easier than Ontario International.

Toronto to Ontario: Flight information

The things to know before you go.

Cheapest flight found	$152
Cheapest month to fly	May

Finding cheap flights from Toronto to Ontario International: Frequently asked questions

How much are round-trip flights from Toronto to Ontario International?

The best price we found for a round-trip flight from Toronto to Ontario International is $296. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Toronto to Ontario International?

Currently, there are no airlines that fly direct from Toronto to Ontario International. But we found flights with one stop from $296.

How many flights are there a week from Toronto to Ontario International?

There are no flights flying from Toronto to Ontario International, as of April 2025.

When is the cheapest time to fly from Toronto to Ontario International?

The cheapest month to fly from Toronto to Ontario International is usually April 2025.

Which upcoming date is cheapest to fly from Toronto to Ontario International Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Toronto to Ontario International Airport on Wednesday, June 4, 2025.

Can I get a direct flight from Toronto to Ontario International Airport?

No airlines currently offer direct flights between Toronto and Ontario International Airport. Most routes have one or more stops.

How can I find the best flight deal to Ontario International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Ontario International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Ontario?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Ontario is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Toronto to Ontario International?

The cheapest airline that flies to Ontario International is Porter Airlines (Canada) Ltd.

How to find cheap flights to Ontario International from Toronto

Looking for cheap tickets from Toronto to Ontario International? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

Simply hit "search." From Delta Air Lines to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Toronto to Ontario International. And with us, there are no hidden fees – what you see is what you pay.
Compare flight deals to Ontario International from Toronto from over 1,000 providers. Then choose the cheapest plane tickets or fastest journeys.
Flex your dates to find the best Toronto–Ontario International ticket prices. If you're flexible when it comes to your travel dates, use Skyscanner's "Whole month" tool to find the cheapest month, and even day to fly to Ontario International from Toronto.
Set up a Price Alert. You can easily track the fare of your cheap Toronto–Ontario International flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
Fly without stops. Only interested in direct flights between Toronto and Ontario International? Make sure to tick "Direct flights only" when performing a search. If there are direct flights available on the route, these will appear in the results.
Find the cheapest Business Class flights from Toronto and Ontario International. We scour the Internet for the best Business, Premium Economy and First Class flight fares to Ontario International, too. Check the difference in price as you search – you might just stumble on a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
Include nearby airports in your search. Widen your search for Toronto to Ontario International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save the next time you travel.

Combine your flight to Ontario International from Toronto with hotels and car rental

Once you've secured your cheap flight ticket from Toronto to Ontario International, discover the best prices and exclusive rates for hotels in Ontario International or nearby. You can also compare hundreds of car rental companies at once so you get the best car rental price for your trip.