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$105+ 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YTO
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Ontario to Toronto

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 December 12, 2025.

This Trip.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:15 amONT - YYZ
1 stop10h 40mMultiple Airlines
Mon 12/159:35 amYYZ - ONT
1 stop14h 42mMultiple Airlines
Deal found 12/9$459
This Kiwi.com deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amONT - YYZ
1 stop10h 55mMultiple Airlines
Wed 12/3110:50 pmYYZ - ONT
2 stops21h 32mMultiple Airlines
Deal found 12/10$484
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 pmONT - YYZ
1 stop9h 47mMultiple Airlines
Mon 1/510:15 pmYYZ - ONT
2 stops38h 35mMultiple Airlines
Deal found 12/9$499
This Trip.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:00 amONT - YYZ
2 stops14h 11mMultiple Airlines
Sun 1/48:00 pmYYZ - ONT
1 stop24h 15mMultiple Airlines
Deal found 12/8$599
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:05 amONT - YYZ
1 stop6h 57mUnited Airlines
Thu 1/16:10 amYYZ - ONT
1 stop18h 42mUnited Airlines
Deal found 12/10$628
This United Airlines deal was found by Cheapflights users on 12/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:05 amONT - YYZ
1 stop6h 57mUnited Airlines
Mon 1/124:10 pmYYZ - ONT
1 stop7h 48mUnited Airlines
Deal found 12/10$641

Find flight deals from Ontario to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Toronto (YTO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$239
(Kiwi.com)

One-way from

$105
(Kiwi.com)

Popular in

October

Cheapest in

April

Average price

$802
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. 28% potential increase in price ($264 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Toronto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
Use the filters below to find and compare flights from Ontario to Toronto that are best for you.

Fly from

Ontario

Fly to

Toronto

Route

Depart

Return

Price

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 1/12

2:34 pm-6:47 am

1 stop13h 13m

Toronto Pearson Intl

Tue 1/20

1:30 pm-2:12 pm

2 stops27h 42m

$259

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 1/7

10:45 am-11:11 pm

2 stops33h 26m

Toronto Pearson Intl

Sat 1/10

7:55 pm-7:36 am

1 stop14h 41m

$267

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 1/30

11:53 am-3:35 pm

1 stop24h 42m

Toronto Pearson Intl

Tue 2/3

4:45 pm-8:36 pm

1 stop30h 51m

$369

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 1/27

4:03 pm-3:35 pm

1 stop20h 32m

Toronto Pearson Intl

Sun 2/1

4:45 pm-3:08 pm

1 stop25h 23m

$378

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 1/13

11:53 am-3:35 pm

1 stop24h 42m

Toronto Pearson Intl

Fri 1/16

4:45 pm-8:36 pm

1 stop30h 51m

$378

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 2/18

6:14 am-3:35 pm

1 stop30h 21m

Toronto Pearson Intl

Sat 2/28

4:45 pm-11:32 pm

1 stop9h 47m

$378

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 1/14

11:53 am-3:35 pm

1 stop24h 42m

Toronto Pearson Intl

Sat 1/24

4:45 pm-10:59 am

1 stop21h 14m

$378

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 1/22

4:03 pm-3:35 pm

1 stop20h 32m

Toronto Pearson Intl

Tue 1/27

4:45 pm-8:36 pm

1 stop30h 51m

$378

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 1/30

7:30 am-11:13 pm

2 stops12h 43m

Toronto Pearson Intl

Sat 2/7

6:30 am-10:44 pm

2 stops19h 14m

$385

OntarioToronto

ONT - YTZ

ONTYTZ

Ontario

Mon 1/12

11:02 pm-11:55 am

3 stops33h 53m

Toronto Island

Tue 1/20

12:30 pm-8:11 pm

3 stops34h 41m

$836

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 30 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Toronto flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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

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

Currently, June is the cheapest month in which you can book a flight from Ontario to Toronto (average of $74). Flying from Ontario to Toronto in November is currently the most expensive (average of $150). 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.

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

Find hourly flight availability from Ontario to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Ontario to Toronto by exploring options for tickets at noon.

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

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

Get insights into the airlines that provide service to Toronto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Toronto. Reviews last updated December 12, 2025.
See what other customers who have flown with Delta, United Airlines, and American 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
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

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
7.9
Good
8,009 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

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
9,095 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

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
7.2
Good
11,048 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

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.
Air Canada
7.1
Good
10,514 reviews
Delta
7.9
Good
8,009 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

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

Find useful and relevant information for your journey from Ontario to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 3 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?

    Alaska Airlines can get you from Ontario to Toronto in just under 24h 42m. Your travel time can differ by up to . There are 2126 mi between Ontario and Toronto.

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

    Our cheapest airline available from Ontario to Toronto is United Airlines. Our recent data shows that you can find tickets from as low as $101 on this airline. Additional options worth looking into are Air Canada and American Airlines, starting at $122 and $458 round-trip. United Airlines is currently priced 84% 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 United Airlines, with whom users have recently found tickets for as low as $141. However, be on the lookout for offers from American Airlines and Delta, 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, June is the cheapest month in which you can book a flight from Ontario to Toronto (average of $74). Flying from Ontario to Toronto in November is currently the most expensive (average of $150). 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

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ontario to Toronto

Discover the top 3 airlines that operate flights from Ontario to Toronto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$105Average$588FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$279Average$522FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$458Average$742FlexibilityNo cancel feeOn-time71%

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