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Ontario

$126+ Cheap flights from Ontario (ONT) to Ontario

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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYZ
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Ontario to Ontario

Keep the following information in mind while searching for Ontario to Ontario flight deals. Data was last updated May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$280
(Kiwi.com)

One-way from

$126
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$341
Provider with most accurate pricing for Los Angeles-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-Toronto (YTO) flights.
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From Ontario to Ontario
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One-way flight from Ontario to Ontario
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Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 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 Ontario

Cheapest flights from Ontario to Ontario
Explore the most affordable flight options available from Ontario to Ontario. 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 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:39 pmONT - YYZ
2 stops15h 13mMultiple Airlines
Mon 6/168:05 pmYYZ - ONT
1 stop23h 13mMultiple Airlines
Deal found 4/29$280
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.
Sun 5/256:00 amONT - YOW
1 stop10h 55mMultiple Airlines
Fri 5/304:40 pmYOW - ONT
2 stops26h 40mMultiple Airlines
Deal found 4/30$340
This Tripair 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 Tripair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/155:05 amONT - YUL
1 stop7h 21mAir Canada
Wed 5/218:05 amYUL - ONT
1 stop7h 33mAir Canada
Deal found 4/30$372
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 United Airlines deal was found by Cheapflights users on 4/28. 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.
Tue 5/131:45 pmONT - YYZ
1 stop14h 15mUnited Airlines
Wed 5/1410:15 amYYZ - ONT
1 stop13h 38mUnited Airlines
Deal found 4/28$392
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 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 6/86:00 amONT - YYZ
1 stop7h 44mDelta
Sat 6/145:50 pmYYZ - ONT
1 stop7h 55mDelta
Deal found 4/29$416
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/307:25 pmONT - YYZ
2 stops12h 26mAmerican Airlines
Tue 6/311:32 amYYZ - ONT
2 stops9h 51mAmerican Airlines
Deal found 4/29$424
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 5/155:05 amONT - YUL
1 stop7h 21mUnited Airlines
Wed 5/214:05 pmYUL - ONT
1 stop7h 48mUnited Airlines
Deal found 4/30$426
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
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1610:59 pmONT - YUL
2 stops19h 27mDelta
Tue 9/3011:15 amYUL - ONT
2 stops14h 26mDelta
Deal found 4/30$583

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Ontario 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 Ontario that are best for you.

Fly from

Ontario

Fly to

Ontario

Route

Depart

Return

Price

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Wed 6/11

12:39 pm-6:52 am

2 stops15h 13m

Toronto Pearson Intl

Mon 6/16

8:05 pm-4:18 pm

1 stop23h 13m

$280

OntarioOttawa

ONT - YOW

ONTYOW

Ontario

Sun 5/25

6:00 am-7:55 pm

1 stop10h 55m

Ottawa

Fri 5/30

4:40 pm-4:20 pm

2 stops26h 40m

$340

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 5/15

5:05 am-3:26 pm

1 stop7h 21m

Montreal Pierre Elliott Trudeau Intl

Wed 5/21

8:05 am-12:38 pm

1 stop7h 33m

$372

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 - YYZ

ONTYYZ

Ontario

Tue 5/13

1:45 pm-7:00 am

1 stop14h 15m

Toronto Pearson Intl

Wed 5/14

10:15 am-8:53 pm

1 stop13h 38m

$392

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

Sun 6/8

6:00 am-4:44 pm

1 stop7h 44m

Toronto Pearson Intl

Sat 6/14

5:50 pm-10:45 pm

1 stop7h 55m

$416

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

Fri 5/30

7:25 pm-10:51 am

2 stops12h 26m

Toronto Pearson Intl

Tue 6/3

11:32 am-6:23 pm

2 stops9h 51m

$424

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

Thu 5/15

5:05 am-3:26 pm

1 stop7h 21m

Montreal Pierre Elliott Trudeau Intl

Wed 5/21

4:05 pm-8:53 pm

1 stop7h 48m

$426

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 39 results
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Best time to book a flight from Ontario to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario 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 Ontario

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Region of Ontario (average of $243). Flying from Ontario to Region of Ontario 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 ON?

Find hourly flight availability from Ontario to Ontario. 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.

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

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Region of Ontario 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 Region of Ontario when rainfall is around 2.0 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Region of Ontario, 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated May 1, 2025.
To help decide which airline to fly from Ontario to Ontario, see what other customers have to say about Alaska Airlines, Delta and United Airlines. 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

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
WestJet
7.2
Good
2,826 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

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 Ontario. 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 Ontario?

    If you book a flight to Ontario from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • What are the cheapest airlines to fly from Ontario to Region of Ontario one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $176. However, be on the lookout for offers from Air Canada and Delta, as they are both options that can get you from Ontario to Region of Ontario for a low price.

  • What are the most popular routes from Ontario to Region of Ontario?

    When deciding which route to take from Ontario to Region of Ontario consider Ontario - Toronto Pearson Intl, Ontario - Montreal Pierre Elliott Trudeau Intl or Ontario - Ottawa as they are the most popular.

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

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

  • How can I find direct flights from Ontario to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Ontario 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 Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Region of Ontario (average of $243). Flying from Ontario to Region of Ontario 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.

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Alternative routes for Ontario to Ontario

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 Ontario

Discover the top 4 airlines that operate flights from Ontario to Ontario. 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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