How long is the flight from Ontario to Toronto?

United Airlines and Delta can get you from Ontario to Toronto in just under 7h 14m. Your travel time can differ by up to 4h 05m. There are 2126 mi between Ontario and Toronto. This flight may include one or multiple stops.

What are the cheapest airlines flying from Ontario to Toronto round-trip?

Our cheapest airline available from Ontario to Toronto is Delta. Our recent data shows that you can find tickets from as low as $142 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at $313 and $320 round-trip. Delta is currently priced 83% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Ontario to Toronto one-way?

The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $195. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Ontario to Toronto for a low price.

In terms of precipitation, rainfall in Toronto ranges from 2.0 - 3.3 inches per month. June is typically the wettest month, when rainfall can reach 3.3 in. February is typically the driest time to visit Toronto when rainfall is around 2.0 in.

If weather is an important factor for your trip to Toronto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.2 F).

What are the most popular airlines that fly from Ontario to Toronto?

Before booking your flight from Ontario to Toronto check out the most popular airlines for this route: United Airlines, American Airlines or Delta.

What is the cheapest time of day to fly from ONT to YTO?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Toronto as you normally would.

Most accurate provider : When it comes to deals on Ontario-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Toronto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Toronto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Ontario to Toronto?

Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Toronto. You should not have trouble finding flights to Toronto from Ontario; the airport handles an average of 0 outbound flights to Toronto per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Ontario airport to Toronto. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

Can I find deals for flights from Ontario to Toronto that include hotel bookings?

Yes. In addition to deals on Ontario to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Ontario to Toronto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Toronto.

Can I find deals for business class flights from Ontario to Toronto?

Yes. Cheapflights offers flight deals from Ontario to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$180+ Cheap Flights from Ontario to Toronto

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheap flight deals from Ontario to Toronto

Cheapest

Best

Last-minute

One-way

Cheapest flights from Ontario to Toronto
Explore the most affordable flight options available from Ontario to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.

Mon 10/1912:01 pm -

2 stops27h 54m

Thu 10/229:45 am -

1 stop12h 55m

Deal found 8/20

$427

Mon 9/212:30 pm -

1 stop13h 09m

Mon 9/284:45 pm -

2 stops44h 45m

Deal found 8/22

$428

Sat 10/3111:52 am -

2 stops26h 23m

Sat 11/77:00 am -

1 stop12h 21m

Deal found 8/20

$443

Thu 12/38:32 pm -

1 stop7h 18m

Sun 12/68:30 pm -

1 stop12h 45m

Deal found 8/20

$445

Mon 9/1412:07 pm -

2 stops33h 03m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/21

$446

Thu 9/108:24 pm -

1 stop7h 15m

Sun 9/134:45 pm -

2 stops44h 45m

Deal found 8/21

$448

Sat 10/1010:04 am -

1 stop10h 55m

Mon 10/128:00 am -

2 stops28h 09m

Deal found 8/19

$449

Thu 9/176:15 am -

2 stops13h 30m

Thu 9/249:45 am -

1 stop12h 51m

Deal found 8/20

$451

Thu 9/1712:07 pm -

2 stops33h 03m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/22

$455

Wed 9/166:15 am -

2 stops12h 40m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/22

$456

Sat 9/128:00 am -

2 stops23h 07m

Tue 9/157:35 pm -

2 stops25h 41m

Deal found 8/20

$680

Fri 9/187:13 pm -

2 stops18h 29m

Tue 9/227:35 pm -

1 stop30h 24m

Deal found 8/20

$701

Best flights from Ontario to Toronto
Discover carefully curated flight deals from Ontario to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.

Sun 9/205:00 am -

1 stop7h 14m

Mon 9/216:30 am -

1 stop8h 42m

Deal found 8/20

$610

Fri 9/1810:00 pm -

1 stop11h 19m

Tue 9/225:54 pm -

1 stop8h 53m

Deal found 8/18

$610

Wed 9/91:56 pm -

1 stop14h 04m

Wed 9/234:18 pm -

1 stop7h 35m

Deal found 8/18

$610

Wed 9/165:00 am -

1 stop13h 32m

Sun 9/206:30 am -

1 stop16h 31m

Deal found 8/18

$610

Fri 9/187:13 pm -

2 stops15h 29m

Tue 9/2210:15 am -

2 stops12h 46m

Deal found 8/19

$625

Sat 9/125:00 am -

1 stop7h 14m

Sun 9/206:30 am -

1 stop8h 42m

Deal found 8/21

$632

Sat 9/121:18 pm -

2 stops19h 31m

Tue 9/154:18 pm -

1 stop7h 35m

Deal found 8/22

$642

Tue 9/156:00 am -

2 stops11h 44m

Sun 9/206:30 am -

1 stop16h 31m

Deal found 8/20

$642

Thu 9/176:08 am -

1 stop7h 06m

Sat 9/264:18 pm -

1 stop7h 40m

Deal found 8/20

$645

Sat 9/128:00 am -

2 stops23h 07m

Tue 9/157:35 pm -

2 stops25h 41m

Deal found 8/20

$680

Tue 10/68:03 am -

2 stops23h 15m

Tue 10/137:35 pm -

2 stops30h 16m

Deal found 8/22

$680

Fri 9/187:13 pm -

2 stops18h 29m

Tue 9/227:35 pm -

1 stop30h 24m

Deal found 8/20

$701

Sun 9/137:13 pm -

2 stops11h 54m

Tue 9/1512:15 pm -

2 stops11h 38m

Deal found 8/19

$702

Last-minute flights from Ontario to Toronto
Discover last-minute flight deals from Ontario to Toronto. Data last updated August 23, 2026 and is based on user searches.

Sat 9/57:56 pm -

2 stops22h 59m

Fri 9/119:45 am -

1 stop12h 51m

Deal found 8/22

$462

Thu 9/108:24 pm -

1 stop7h 15m

Sun 9/134:45 pm -

2 stops44h 45m

Deal found 8/21

$448

Sat 9/128:00 am -

2 stops23h 07m

Tue 9/157:35 pm -

2 stops25h 41m

Deal found 8/20

$680

Mon 9/1412:07 pm -

2 stops33h 03m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/21

$446

Wed 9/166:15 am -

2 stops12h 40m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/22

$456

Thu 9/176:15 am -

2 stops13h 30m

Thu 9/249:45 am -

1 stop12h 51m

Deal found 8/20

$451

Thu 9/1712:07 pm -

2 stops33h 03m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/22

$455

Fri 9/1812:07 pm -

2 stops27h 48m

Mon 9/219:45 am -

1 stop12h 51m

Deal found 8/22

$460

Fri 9/1812:07 pm -

2 stops27h 48m

Fri 9/259:45 am -

1 stop12h 51m

Deal found 8/21

$463

Fri 9/187:13 pm -

2 stops18h 29m

Tue 9/227:35 pm -

1 stop30h 24m

Deal found 8/20

$701

Mon 9/212:30 pm -

1 stop13h 09m

Mon 9/284:45 pm -

2 stops44h 45m

Deal found 8/22

$428

Tue 9/225:44 pm -

1 stop23h 25m

Thu 10/13:50 pm -

2 stops30h 46m

Deal found 8/21

$467

One-way flights from Ontario to Toronto
Search for one-way flight options from Ontario to Toronto. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.

Wed 9/96:15 am -

2 stops12h 40m

Deal found 8/22

$180

Tue 9/87:56 pm -

2 stops22h 59m

Deal found 8/21

$186

Tue 9/226:15 am -

2 stops30h 45m

Deal found 8/22

$187

Mon 10/1912:01 pm -

2 stops27h 54m

Deal found 8/22

$190

Thu 9/33:40 pm -

2 stops45h 20m

Deal found 8/21

$194

Sat 9/57:56 pm -

2 stops22h 59m

Deal found 8/21

$202

Tue 10/2011:52 am -

3 stops47h 38m

Deal found 8/20

$209

Mon 8/316:00 am -

2 stops55h 00m

Deal found 8/21

$210

Tue 10/2011:52 am -

2 stops49h 08m

Deal found 8/20

$217

Sat 9/121:05 pm -

2 stops18h 54m

Deal found 8/18

$220

Tue 9/17:56 pm -

2 stops22h 59m

Deal found 8/21

$225

Tue 9/225:44 pm -

1 stop23h 25m

Deal found 8/21

$226

Find flight deals from Ontario to Toronto

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$427 (Kiwi.com)
One-way from	$180 (Trip.com)
Popular in	January
Cheapest in	May
Average price	$598

Provider with most accurate pricing for Ontario-Toronto (YTO) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-Toronto (YTO) flights.

Search Deals

From Ontario to Toronto (YTO)

Search Deals

One-way flight from Ontario to Toronto (YTO)

Search Deals

Highest demand for flights based on searches. 33% potential increase in price ($424 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($53 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Sun 9/20

5:00 am-3:14 pm

1 stop7h 14m

Toronto Pearson Intl

Mon 9/21

6:30 am-12:12 pm

1 stop8h 42m

$610

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Fri 9/18

10:00 pm-12:19 pm

1 stop11h 19m

Toronto Pearson Intl

Tue 9/22

5:54 pm-11:47 pm

1 stop8h 53m

$610

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Wed 9/9

1:56 pm-7:00 am

1 stop14h 04m

Toronto Pearson Intl

Wed 9/23

4:18 pm-8:53 pm

1 stop7h 35m

$610

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Wed 9/16

5:00 am-9:32 pm

1 stop13h 32m

Toronto Pearson Intl

Sun 9/20

6:30 am-8:01 pm

1 stop16h 31m

$610

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Fri 9/18

7:13 pm-1:42 pm

2 stops15h 29m

Toronto Pearson Intl

Tue 9/22

10:15 am-8:01 pm

2 stops12h 46m

$625

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Sat 9/12

5:00 am-3:14 pm

1 stop7h 14m

Toronto Pearson Intl

Sun 9/20

6:30 am-12:12 pm

1 stop8h 42m

$632

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Sat 9/12

1:18 pm-11:49 am

2 stops19h 31m

Toronto Pearson Intl

Tue 9/15

4:18 pm-8:53 pm

1 stop7h 35m

$642

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Tue 9/15

6:00 am-8:44 pm

2 stops11h 44m

Toronto Pearson Intl

Sun 9/20

6:30 am-8:01 pm

1 stop16h 31m

$642

Quickest round-trip

OntarioToronto

ONT Ontario - YYZ Toronto Pearson Intl

ONTYYZ

Ontario

Thu 9/17

6:08 am-4:14 pm

1 stop7h 06m

Toronto Pearson Intl

Sat 9/26

4:18 pm-8:58 pm

1 stop7h 40m

$645

OntarioToronto

ONT Ontario - YTZ Toronto Island

ONTYTZ

Ontario

Sat 9/12

8:00 am-10:07 am

2 stops23h 07m

Toronto Island

Tue 9/15

7:35 pm-6:16 pm

2 stops25h 41m

$680

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/20

Showing 1-10 of 33 resultsSorted by cheapest first

Compare providers for flights from Ontario to Toronto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Toronto in August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Toronto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Toronto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Ontario with our price prediction graph.

ONT-YTO

ONT-YYZ

ONT-YTZ

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Toronto

ONT-YTO

ONT-YYZ

ONT-YTZ

What is the cheapest month to book a flight from Ontario to Toronto?

Currently, April is the cheapest month in which you can book a flight from Ontario to Toronto (average of $486). Flying from Ontario to Toronto in January is currently the most expensive (average of $1,373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Ontario to Toronto?

Airfare is below average for this route at the moment.

Ontario to Toronto flights typically cost between $540 and $705 in October.
The cheapest round-trip price found within the last 5 days was $427 on Multiple Airlines (Oct 19-Oct 22).

What’s the top layover airport for flights from Ontario to Toronto?

Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to Toronto on Cheapflights.

What’s the cheapest layover airport for flights from Ontario to Toronto?

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $614.

What’s the fastest layover option from Ontario to Toronto?

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 41m.

Which airport typically offers the quickest layover for flights from Ontario to Toronto?

Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 04m.

Reviews of airlines servicing Toronto

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Ontario to Toronto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,515 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

7.8

Good

8,515 reviews

Delta

7.8

Good

8,515 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

10,113 reviews

Delta

7.8

Good

8,515 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.1

Good

11,981 reviews

Delta

7.8

Good

8,515 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Ontario to Toronto?
Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Toronto. You should not have trouble finding flights to Toronto from Ontario; the airport handles an average of 0 outbound flights to Toronto per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Ontario airport to Toronto. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.
How long is the flight from Ontario to Toronto?
United Airlines and Delta can get you from Ontario to Toronto in just under 7h 14m. Your travel time can differ by up to 4h 05m. There are 2126 mi between Ontario and Toronto. This flight may include one or multiple stops.
What are the cheapest airlines flying from Ontario to Toronto round-trip?
Our cheapest airline available from Ontario to Toronto is Delta. Our recent data shows that you can find tickets from as low as $142 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at $313 and $320 round-trip. Delta is currently priced 83% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Ontario to Toronto one-way?
The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $195. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Ontario to Toronto for a low price.
Can I find deals for flights from Ontario to Toronto that include hotel bookings?
Yes. In addition to deals on Ontario to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Toronto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Toronto.
Can I find deals for business class flights from Ontario to Toronto?
Yes. Cheapflights offers flight deals from Ontario to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Ontario to Toronto?
Currently, April is the cheapest month in which you can book a flight from Ontario to Toronto (average of $486). Flying from Ontario to Toronto in January is currently the most expensive (average of $1,373). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Toronto

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Top 4 airlines flying from Ontario to Toronto

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$142	Average$503	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$313	Average$728	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$320	Average$633	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$492	Average$646	FlexibilityNo cancel fee	On-time71%

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$180+ Cheap flights from Ontario (ONT) to Toronto (YTO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Toronto with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Toronto

Cheapest flights from Ontario to TorontoExplore the most affordable flight options available from Ontario to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.

Explore the most affordable flight options available from Ontario to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.

Best flights from Ontario to TorontoDiscover carefully curated flight deals from Ontario to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.

Discover carefully curated flight deals from Ontario to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.

Last-minute flights from Ontario to TorontoDiscover last-minute flight deals from Ontario to Toronto. Data last updated August 23, 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Toronto. Data last updated August 23, 2026 and is based on user searches.

One-way flights from Ontario to TorontoSearch for one-way flight options from Ontario to Toronto. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.

Search for one-way flight options from Ontario to Toronto. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.

Find flight deals from Ontario to Toronto

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Toronto that are best for you.

Compare providers for flights from Ontario to Toronto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Toronto in August.

Best time to book a flight from Ontario to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Ontario with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Ontario to Toronto?

How much does it cost to fly round-trip from Ontario to Toronto?

Airfare is below average for this route at the moment.

Ontario to Toronto flights typically cost between $540 and $705 in October.The cheapest round-trip price found within the last 5 days was $427 on Multiple Airlines (Oct 19-Oct 22).

What’s the top layover airport for flights from Ontario to Toronto?

Share of 1-stop round-trip flights from Ontario to Toronto chosen by Cheapflights users in the past 12 months, using the same layover each way.

Chicago (ORD) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to Toronto on Cheapflights.

What’s the cheapest layover airport for flights from Ontario to Toronto?

Average round-trip fare for 1-stop flights from Ontario to Toronto, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Chicago (ORD) is the most affordable 1-stop option, with an average round-trip price of $614.

What’s the fastest layover option from Ontario to Toronto?

Shortest average travel time for 1-stop one-way flights from Ontario to Toronto, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Denver (DEN) have the shortest average one-way travel time for 1-stop routes: 6h 41m.

Which airport typically offers the quickest layover for flights from Ontario to Toronto?

Average layover duration for 1-stop one-way flights from Ontario to Toronto, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Denver (DEN) offer the fastest connection on this route, with an average layover time of 1h 04m.

Reviews of airlines servicing Toronto

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines from Ontario to Toronto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Ontario to Toronto?

How long is the flight from Ontario to Toronto?

What are the cheapest airlines flying from Ontario to Toronto round-trip?

What are the cheapest airlines to fly from Ontario to Toronto one-way?

Can I find deals for flights from Ontario to Toronto that include hotel bookings?

How can I find direct flights from Ontario to Toronto?

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Alternative routes for Ontario to Toronto

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Toronto by adding a car rental and/or hotel reservation to your travel itinerary.

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Find flights from Ontario to Toronto, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Ontario and Toronto flights

Browse other Ontario and Toronto flight options. Last updated on August 23, 2026.

Other flights from Ontario

Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on August 23, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Toronto

Explore flights to Toronto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 23, 2026.

Top 4 airlines flying from Ontario to Toronto

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Cheapest flights from Ontario to Toronto
Explore the most affordable flight options available from Ontario to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 23, 2026.

Best flights from Ontario to Toronto
Discover carefully curated flight deals from Ontario to Toronto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 23, 2026.

Last-minute flights from Ontario to Toronto
Discover last-minute flight deals from Ontario to Toronto. Data last updated August 23, 2026 and is based on user searches.

One-way flights from Ontario to Toronto
Search for one-way flight options from Ontario to Toronto. Find affordable one-way fares based on user searches. Data last updated August 23, 2026.

Ontario to Toronto flights typically cost between $540 and $705 in October.
The cheapest round-trip price found within the last 5 days was $427 on Multiple Airlines (Oct 19-Oct 22).