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Ontario

$101+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — YYZ
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
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 septiembre 16, 2025.

Round-trip from

$260
(Kiwi.com)

One-way from

$101
(Trip.com)

Popular in

December

Cheapest in

May

Average price

$292
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. 15% potential increase in price ($57 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 10/166:05 amONT - YYZ
1 stop10h 53mMultiple Airlines
dom. 10/196:30 amYYZ - ONT
2 stops28h 17mMultiple Airlines
Deal found 9/14$260
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 10/236:05 amONT - YYZ
1 stop10h 53mMultiple Airlines
sáb. 10/258:00 amYYZ - ONT
2 stops30h 08mMultiple Airlines
Deal found 9/14$275
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
lun. 11/37:44 pmONT - YYZ
1 stop7h 36mMultiple Airlines
mar. 11/111:30 pmYYZ - ONT
2 stops34h 12mMultiple Airlines
Deal found 9/14$277
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
jue. 10/307:44 pmONT - YYZ
2 stops20h 52mMultiple Airlines
jue. 11/69:45 amYYZ - ONT
1 stop15h 10mMultiple Airlines
Deal found 9/15$283
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
lun. 10/2010:50 pmONT - YYZ
2 stops21h 03mMultiple Airlines
mar. 10/289:35 amYYZ - ONT
1 stop14h 07mMultiple Airlines
Deal found 9/14$289
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
jue. 10/3010:05 amONT - YYZ
1 stop9h 55mMultiple Airlines
lun. 11/31:30 pmYYZ - ONT
2 stops34h 12mMultiple Airlines
Deal found 9/14$293
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
vie. 11/77:44 pmONT - YYZ
1 stop7h 36mMultiple Airlines
mar. 11/111:30 pmYYZ - ONT
2 stops34h 12mMultiple Airlines
Deal found 9/15$303
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
vie. 11/77:44 pmONT - YYZ
1 stop7h 36mMultiple Airlines
mié. 11/121:30 pmYYZ - ONT
2 stops22h 40mMultiple Airlines
Deal found 9/15$304
This American Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/294:49 pmONT - YUL
2 stops15h 51mAmerican Airlines
mié. 11/52:29 pmYUL - ONT
2 stops21h 32mAmerican Airlines
Deal found 9/14$530
This United Airlines deal was found by Cheapflights users on 9/15. 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.
vie. 10/246:27 pmONT - YOW
2 stops16h 37mUnited Airlines
jue. 10/3011:10 amYOW - ONT
2 stops14h 41mUnited Airlines
Deal found 9/15$532
This American Airlines deal was found by Cheapflights users on 9/14. 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.
sáb. 11/16:15 amONT - YUL
2 stops13h 29mAmerican Airlines
lun. 11/107:30 amYUL - ONT
2 stops17h 29mAmerican Airlines
Deal found 9/14$560
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
jue. 10/306:53 amONT - YUL
2 stops13h 29mMultiple Airlines
jue. 11/65:25 pmYUL - ONT
1 stop9h 25mMultiple Airlines
Deal found 9/15$605

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 septiembre 16, 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

vie. 10/24

7:10 am-3:00 pm

2 stops28h 50m

Toronto Pearson Intl

mar. 10/28

4:45 pm-9:58 am

2 stops20h 13m

$447

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

lun. 10/20

7:10 am-3:00 pm

2 stops28h 50m

Toronto Pearson Intl

mar. 10/28

4:45 pm-9:58 am

2 stops20h 13m

$457

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

lun. 11/3

6:11 pm-3:35 pm

1 stop18h 24m

Toronto Pearson Intl

mar. 11/11

4:45 pm-5:09 pm

2 stops27h 24m

$462

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

jue. 1/29

6:55 pm-3:35 pm

1 stop17h 40m

Toronto Pearson Intl

mar. 2/3

4:45 pm-10:37 pm

1 stop8h 52m

$483

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

mar. 11/4

6:03 pm-3:35 pm

2 stops18h 32m

Toronto Pearson Intl

vie. 11/14

4:45 pm-8:53 pm

1 stop31h 08m

$483

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

jue. 11/20

11:59 am-3:35 pm

1 stop24h 36m

Toronto Pearson Intl

sáb. 11/22

4:45 pm-11:59 pm

1 stop10h 14m

$483

OntarioToronto

ONT - YYZ

ONTYYZ

Ontario

vie. 10/31

4:11 pm-3:35 pm

1 stop20h 24m

Toronto Pearson Intl

vie. 11/7

4:45 pm-3:17 pm

1 stop25h 32m

$483

OntarioOttawa

ONT - YOW

ONTYOW

Ontario

vie. 10/24

6:27 pm-2:04 pm

2 stops16h 37m

Ottawa

jue. 10/30

11:10 am-10:51 pm

2 stops14h 41m

$532

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

vie. 2/20

10:38 am-3:20 pm

2 stops25h 42m

Montreal Pierre Elliott Trudeau Intl

mar. 2/24

2:25 pm-8:42 am

2 stops21h 17m

$621

OntarioMontreal

ONT - YUL

ONTYUL

Ontario

mié. 11/12

6:38 pm-4:49 pm

1 stop19h 11m

Montreal Pierre Elliott Trudeau Intl

jue. 11/27

5:50 pm-12:37 pm

1 stop21h 47m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 59 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 August is currently the most expensive (average of $348). 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 septiembre 16, 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.

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 septiembre 16, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Ontario to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

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
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

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
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

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
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

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
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Boarding

8.2

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 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.

  • How long is the flight from Ontario to Region of Ontario?

    Alaska Airlines, United Airlines, and American Airlines can get you from Ontario to Region of Ontario in just under 16h 37m. Your travel time can differ by up to 12h 13m. The distance from Ontario to Region of Ontario is about 2329 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $203. However, be on the lookout for offers from United Airlines 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 August is currently the most expensive (average of $348). 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 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$131Average$476FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$295Average$370FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$317Average$742FlexibilityNo cancel feeOn-time71%
DeltaCheapest$329Average$413FlexibilityNo cancel feeOn-timeN/A

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