HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Toronto

$98+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YTO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Toronto with Cheapflights

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.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Thu 2/267:22 pm
ONT
-
YYZ
1 stop8h 21m
Multiple Airlines
Thu 3/58:35 pm
YYZ
-
ONT
1 stop22h 02m
Multiple Airlines
Deal found 1/28$252
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/257:17 pm
ONT
-
YYZ
2 stops21h 19m
Multiple Airlines
Fri 3/68:00 pm
YYZ
-
ONT
1 stop25h 15m
Multiple Airlines
Deal found 1/27$257
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/257:17 pm
ONT
-
YYZ
2 stops21h 19m
Multiple Airlines
Sun 3/18:00 pm
YYZ
-
ONT
1 stop20h 11m
Multiple Airlines
Deal found 1/27$258
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Thu 2/267:22 pm
ONT
-
YYZ
2 stops31h 51m
Multiple Airlines
Fri 3/68:00 pm
YYZ
-
ONT
1 stop25h 15m
Multiple Airlines
Deal found 1/27$259
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/257:17 pm
ONT
-
YYZ
2 stops21h 19m
Multiple Airlines
Thu 3/58:35 pm
YYZ
-
ONT
1 stop14h 31m
Multiple Airlines
Deal found 1/27$261
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Fri 2/274:46 pm
ONT
-
YYZ
1 stop10h 57m
Multiple Airlines
Thu 3/58:35 pm
YYZ
-
ONT
1 stop14h 31m
Multiple Airlines
Deal found 1/27$271
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Thu 2/263:24 pm
ONT
-
YYZ
2 stops11h 49m
Multiple Airlines
Sun 3/17:55 pm
YYZ
-
ONT
1 stop20h 16m
Multiple Airlines
Deal found 1/27$281
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/187:17 pm
ONT
-
YYZ
2 stops49h 38m
Multiple Airlines
Fri 2/278:00 pm
YYZ
-
ONT
1 stop20h 11m
Multiple Airlines
Deal found 1/26$282
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Sun 7/57:00 am
ONT
-
YTZ
1 stop6h 41m
United Airlines
Mon 7/1312:15 pm
YTZ
-
ONT
1 stop13h 11m
United Airlines
Deal found 1/27$649
This United Airlines deal was found by Cheapflights users on 1/28. 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 7/177:00 am
ONT
-
YTZ
1 stop6h 41m
United Airlines
Mon 7/2712:15 pm
YTZ
-
ONT
1 stop13h 11m
United Airlines
Deal found 1/28$730
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 6/185:00 am
ONT
-
YTZ
2 stops10h 42m
United Airlines
Mon 6/2212:15 pm
YTZ
-
ONT
1 stop13h 11m
United Airlines
Deal found 1/27$761
This Booking.com deal was found by Cheapflights users on 1/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:02 pm
ONT
-
YTZ
3 stops35h 17m
Multiple Airlines
Thu 3/56:00 pm
YTZ
-
ONT
3 stops31h 52m
Multiple Airlines
Deal found 1/28$910

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$252
(Kiwi.com)

One-way from

$98
(Trip.com)

Popular in

October

Cheapest in

April

Average price

$575
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. 31% potential increase in price ($286 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Thu 4/16

11:44 am-6:43 am

1 stop15h 59m

Toronto Pearson Intl

Wed 4/22

1:30 pm-8:04 am

2 stops21h 34m

$298

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 2/25

7:59 pm-3:35 pm

2 stops16h 36m

Toronto Pearson Intl

Tue 3/3

4:45 pm-7:14 pm

2 stops29h 29m

$429

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 2/25

4:02 pm-3:35 pm

1 stop20h 33m

Toronto Pearson Intl

Sat 2/28

4:45 pm-11:32 pm

1 stop9h 47m

$454

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 2/25

6:14 am-3:35 pm

1 stop30h 21m

Toronto Pearson Intl

Wed 3/4

4:45 pm-10:44 pm

1 stop8h 59m

$454

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 2/25

4:02 pm-3:35 pm

1 stop20h 33m

Toronto Pearson Intl

Mon 3/2

4:45 pm-3:08 pm

1 stop25h 23m

$465

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 2/26

4:02 pm-3:35 pm

1 stop20h 33m

Toronto Pearson Intl

Tue 3/3

4:45 pm-3:08 pm

1 stop25h 23m

$475

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 2/26

4:02 pm-3:35 pm

1 stop20h 33m

Toronto Pearson Intl

Wed 3/4

4:45 pm-10:44 pm

1 stop8h 59m

$475

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 4/3

12:57 pm-11:57 pm

1 stop8h 00m

Toronto Pearson Intl

Tue 4/7

10:05 am-10:34 pm

2 stops15h 29m

$498

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 2/26

7:00 am-3:35 pm

2 stops29h 35m

Toronto Pearson Intl

Thu 3/5

4:45 pm-6:57 pm

2 stops29h 12m

$498

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 4/14

5:55 pm-11:18 am

2 stops14h 23m

Toronto Pearson Intl

Mon 4/20

11:30 am-9:00 pm

1 stop12h 30m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 33 results
1
2
3
4

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 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.
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 December is currently the most expensive (average of $188). 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?

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 January 29, 2026.
See what other customers who have flown with United Airlines, American Airlines, and Air Canada 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.
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
11,206 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,667 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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 2 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 and United Airlines can get you from Ontario to Toronto in just under 6h 41m. Your travel time can differ by up to 9h 55m. There are 2137 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 United Airlines. Our recent data shows that you can find tickets from as low as $101 on this airline. An additional option worth looking into is Air Canada, starting at $122. United Airlines is currently priced 83% below the average price you’ll pay for this route.

  • 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 December is currently the most expensive (average of $188). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Pearson Intl flights
Los Angeles to Pearson Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
San Diego to Pearson Intl flights
San Francisco to Toronto Island flights
Los Angeles to Toronto Island flights
Ontario to Pearson Intl flights
Las Vegas to Pearson Intl flights
San Jose to Pearson Intl flights
Oakland to Pearson Intl flights
Sacramento to Pearson Intl flights
San Francisco to Hamilton flights
San Diego to Pierre Elliott Trudeau Intl flights
Los Angeles to Region of Waterloo Intl flights
San Francisco to Region of Waterloo Intl flights
Los Angeles to Hamilton flights
Palm Springs to Pearson Intl flights
Los Angeles to Ottawa flights
Las Vegas to Pierre Elliott Trudeau Intl flights
Ontario to Pierre Elliott Trudeau Intl flights
Santa Ana to Pearson Intl flights
San Diego to Toronto Island flights
San Jose to Pierre Elliott Trudeau Intl flights
Burbank to Pearson Intl flights
Fresno to Pearson Intl flights
San Diego to Hamilton flights
Las Vegas to Toronto Island flights
Santa Ana to Ottawa flights
Santa Ana to Pierre Elliott Trudeau Intl flights
San Diego to Region of Waterloo Intl flights
San Francisco to Ottawa flights
Ontario to Ottawa flights
Sacramento to Pierre Elliott Trudeau Intl flights
San Diego to Ottawa flights
Oakland to Pierre Elliott Trudeau Intl flights
Reno to Pearson Intl flights
Burbank to Pierre Elliott Trudeau Intl flights
Reno to Pierre Elliott Trudeau Intl flights
Santa Barbara to Pierre Elliott Trudeau Intl flights
San Diego to London flights
Long Beach to Pearson Intl flights
Medford to Pearson Intl flights
Palm Springs to Pierre Elliott Trudeau Intl flights
Santa Ana to Hamilton flights
Las Vegas to Ottawa flights
Monterey to Pearson Intl flights
Palm Springs to Hamilton flights

Top 2 airlines flying from Ontario to Toronto

Discover the top 2 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$101Average$588FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$122Average$533FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.