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$127+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YTO
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap 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 May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$288
(Kiwi.com)

One-way from

$127
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$460
Provider with most accurate pricing for Ontario-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Ontario-Toronto (YTO) flights.
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From Ontario to Toronto (YTO)
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One-way flight from Ontario to Toronto (YTO)
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Highest demand for flights based on searches. 19% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 1, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/30. 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 5/286:25 amONT - YYZ
1 stop14h 47mMultiple Airlines
Wed 6/1111:00 amYYZ - ONT
2 stops12h 51mMultiple Airlines
Deal found 4/30$288
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/156:00 amONT - YYZ
1 stop8h 55mAir Canada
Wed 5/2111:00 amYYZ - ONT
2 stops12h 53mAir Canada
Deal found 4/30$377
This Kissandfly.com deal was found by Cheapflights users on 4/30. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:15 pmONT - YYZ
2 stops16h 20mFrontier
Wed 5/219:00 pmYYZ - ONT
2 stops22h 31mFrontier
Deal found 4/30$382
This Booking.com deal was found by Cheapflights users on 4/30. 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 5/155:05 amONT - YTZ
2 stops13h 30mAir Canada
Wed 5/2112:25 pmYTZ - ONT
2 stops11h 28mAir Canada
Deal found 4/30$403
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/154:15 pmONT - YYZ
2 stops14h 43mUnited Airlines
Wed 5/219:00 amYYZ - ONT
2 stops14h 53mUnited Airlines
Deal found 4/30$412
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/810:05 pmONT - YYZ
1 stop9h 19mDelta
Sat 6/145:50 pmYYZ - ONT
1 stop7h 55mDelta
Deal found 4/29$416
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/26:00 amONT - YYZ
1 stop30h 00mAlaska Airlines
Wed 6/44:45 pmYYZ - ONT
1 stop9h 01mAlaska Airlines
Deal found 4/30$437

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 May 1, 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

Wed 5/28

6:25 am-12:12 am

1 stop14h 47m

Toronto Pearson Intl

Wed 6/11

11:00 am-8:51 pm

2 stops12h 51m

$288

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 5/15

6:00 am-5:55 pm

1 stop8h 55m

Toronto Pearson Intl

Wed 5/21

11:00 am-8:53 pm

2 stops12h 53m

$377

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 5/15

10:15 pm-5:35 pm

2 stops16h 20m

Toronto Pearson Intl

Wed 5/21

9:00 pm-4:31 pm

2 stops22h 31m

$382

OntarioToronto

ONT - YTZ

ONTYTZ

Ontario

Thu 5/15

5:05 am-9:35 pm

2 stops13h 30m

Toronto Island

Wed 5/21

12:25 pm-8:53 pm

2 stops11h 28m

$403

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Thu 5/15

4:15 pm-9:58 am

2 stops14h 43m

Toronto Pearson Intl

Wed 5/21

9:00 am-8:53 pm

2 stops14h 53m

$412

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Sun 6/8

10:05 pm-10:24 am

1 stop9h 19m

Toronto Pearson Intl

Sat 6/14

5:50 pm-10:45 pm

1 stop7h 55m

$416

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 6/2

6:00 am-3:00 pm

1 stop30h 00m

Toronto Pearson Intl

Thu 6/5

4:45 pm-10:46 pm

1 stop9h 01m

$437

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 5/14

1:08 pm-12:12 am

1 stop8h 04m

$127

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Tue 6/3

5:10 am-3:11 pm

1 stop7h 01m

$177

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Mon 5/19

6:48 pm-7:00 am

1 stop9h 12m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 15 results
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
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 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 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, January is the cheapest month in which you can book a flight from Ontario to Toronto (average of $243). Flying from Ontario to Toronto in July is currently the most expensive (average of $359). 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 May 1, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 35% on flights from Ontario to Toronto by exploring options for tickets at noon.

Rainfall in Toronto by month

Plan your trip to Toronto by taking into account the average rainfall totals by month.

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.

Temperature in Toronto by month

Plan your trip to Toronto by taking into account the average temperature totals by month.

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).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Ontario to Toronto to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Air Canada
7.0
Good
9,252 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Frontier
6.0
Okay
3,287 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Comfort

7.9

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 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.

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

    Our cheapest airline available from Ontario to Toronto is Air Canada. Our recent data shows that you can find tickets from as low as $377 on this airline. Additional options worth looking into are Frontier and United Airlines, starting at $382 and $412 round-trip. Air Canada is currently priced 24% 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 Air Canada, with whom users have recently found tickets for as low as $177. However, be on the lookout for offers from United Airlines and Alaska 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, January is the cheapest month in which you can book a flight from Ontario to Toronto (average of $243). Flying from Ontario to Toronto in July is currently the most expensive (average of $359). 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 4 airlines flying from Ontario to Toronto

Discover the top 4 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$131Average$474FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$145Average$370FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$338Average$549FlexibilityNo cancel feeOn-time71%
DeltaCheapest$338Average$413FlexibilityNo cancel feeOn-timeN/A

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