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Ontario

$191+ Cheap flights from León, Mexico (BJX) to Ontario (ONT)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — ONT
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
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Cheap flight deals from León to Ontario

Cheapest flights from León to Ontario
Explore the most affordable flight options available from León to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.

This Frontier deal was found by Cheapflights users on 7/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:43 am
BJX
-
ONT
Nonstop3h 17m
Frontier
Thu 8/2712:40 pm
ONT
-
BJX
Nonstop3h 10m
Frontier
Deal found 7/6$346
This Frontier deal was found by Cheapflights users on 7/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:43 am
BJX
-
ONT
Nonstop3h 17m
Frontier
Tue 9/112:40 pm
ONT
-
BJX
Nonstop3h 10m
Frontier
Deal found 7/7$347
This Frontier deal was found by Cheapflights users on 7/8. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:43 am
BJX
-
ONT
Nonstop3h 17m
Frontier
Thu 11/512:41 am
ONT
-
BJX
Nonstop3h 05m
Frontier
Deal found 7/8$353
This Frontier deal was found by Cheapflights users on 7/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:43 am
BJX
-
ONT
Nonstop3h 17m
Frontier
Sat 9/512:40 pm
ONT
-
BJX
Nonstop3h 10m
Frontier
Deal found 7/7$354
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:35 am
BJX
-
ONT
2 stops17h 30m
Multiple Airlines
Thu 8/2712:40 pm
ONT
-
BJX
Nonstop3h 10m
Multiple Airlines
Deal found 7/8$358
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Thu 8/2712:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Deal found 7/8$367
This Frontier deal was found by Cheapflights users on 7/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:43 am
BJX
-
ONT
Nonstop3h 17m
Frontier
Sat 8/2212:40 pm
ONT
-
BJX
Nonstop3h 10m
Frontier
Deal found 7/6$368
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 8/138:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Thu 8/2012:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Deal found 7/7$378
This Kiwi.com deal was found by Cheapflights users on 7/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Thu 9/39:36 pm
ONT
-
BJX
2 stops11h 13m
Volaris
Deal found 7/8$380

Find flight deals from León to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from León (BJX) to Ontario (ONT). 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 July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$346
(Frontier)

One-way from

$191
(Flightnetwork)

Popular in

June

Cheapest in

January

Average price

$369
Provider with most accurate pricing for León Del Bajio-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for León Del Bajio-Ontario flights.
Search Deals
From León Del Bajio to Ontario
Search Deals
One-way flight from León Del Bajio to Ontario
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($77 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from León 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 July 8, 2026.
Use the filters below to find and compare flights from León to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Thu 8/6

6:05 am-3:54 pm

3 stops10h 49m

Ontario

Tue 8/11

12:40 pm-4:50 pm

Nonstop3h 10m

$454

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Mon 9/28

5:00 am-9:59 pm

1 stop17h 59m

Ontario

Fri 10/2

1:52 pm-1:43 pm

2 stops22h 51m

$468

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Sat 8/8

8:43 am-11:00 am

Nonstop3h 17m

Ontario

Sat 8/15

9:36 pm-6:17 pm

2 stops19h 41m

$493

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Fri 8/28

5:00 am-8:53 pm

2 stops16h 53m

Ontario

Sat 9/5

5:00 am-7:31 pm

2 stops13h 31m

$500

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Mon 7/13

6:30 am-11:05 pm

2 stops17h 35m

Ontario

Mon 7/20

9:36 pm-6:17 pm

2 stops19h 41m

$524
Cheapest one-way
Quickest one-way

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Tue 8/4

8:43 am-11:00 am

Nonstop3h 17m

$214

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Sat 8/29

6:05 am-11:05 pm

3 stops18h 00m

$246

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Tue 8/18

8:00 pm-11:05 pm

3 stops28h 05m

$259

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Tue 10/27

6:30 am-7:46 pm

2 stops14h 16m

$283

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

Tue 7/21

8:00 pm-7:46 pm

2 stops24h 46m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from León to Ontario

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 León to Ontario in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
OneTravelPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy2 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 León, Guanajuato-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on León, Guanajuato-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from León, Guanajuato-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on León, Guanajuato-Ontario 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 León, Guanajuato-Ontario 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 León to Ontario

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

What is the cheapest month to book a flight from León, Guanajuato to Ontario?

Currently, January is the cheapest month in which you can book a flight from León, Guanajuato to Ontario (average of $197). Flying from León, Guanajuato to Ontario in June is currently the most expensive (average of $668). 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 BJX to ONT?

Find hourly flight availability from León 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 July 8, 2026.

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

How much does it cost to fly round-trip from León, Guanajuato to Ontario?

Related info for your journey

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

  • How long is the flight from León, Guanajuato to Ontario?

    There are many flights that can get you from León, Guanajuato to Ontario in 17h 59m. Fly via United Airlines to get the fastest option. The distance from León, Guanajuato to Ontario is about 1334 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from León 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 León, Guanajuato to Ontario?

    Currently, January is the cheapest month in which you can book a flight from León, Guanajuato to Ontario (average of $197). Flying from León, Guanajuato to Ontario in June is currently the most expensive (average of $668). 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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