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$105+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — ONT
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
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Cheap 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 agosto 7, 2025.

Round-trip from

$190
(Expedia)

One-way from

$105
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$365

Good one-way deal

$109 or less
From León Del Bajio to Ontario
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One-way flight from León Del Bajio to Ontario
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Highest demand for flights based on searches. 9% potential increase in price ($37 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 August 2025
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Price to beat on a one-way flight from León Del Bajio to Ontario.
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Find 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 agosto 7, 2025.

This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/308:43 amBJX - ONT
Nonstop3h 17mVolaris
lun. 12/111:59 pmONT - BJX
Nonstop2h 58mVolaris
Deal found 8/7$190
This CheapOair deal was found by Cheapflights users on 8/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/28:43 amBJX - ONT
Nonstop3h 17mVolaris
mié. 11/511:59 pmONT - BJX
Nonstop2h 58mVolaris
Deal found 8/6$194
This Expedia deal was found by Cheapflights users on 8/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/148:43 amBJX - ONT
Nonstop3h 17mVolaris
mié. 8/2012:40 pmONT - BJX
Nonstop3h 01mVolaris
Deal found 8/7$281
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/272:40 pmBJX - ONT
1 stop7h 45mUnited Airlines
sáb. 8/306:04 amONT - BJX
1 stop12h 27mUnited Airlines
Deal found 8/6$362
This Kiwi.com deal was found by Cheapflights users on 8/7. 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.
jue. 8/145:00 amBJX - ONT
1 stop17h 37mUnited Airlines
mié. 8/206:04 amONT - BJX
1 stop12h 27mUnited Airlines
Deal found 8/7$364
This Mytrip deal was found by Cheapflights users on 8/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/308:43 amBJX - ONT
Nonstop3h 17mVolaris
lun. 12/11:02 amONT - BJX
2 stops15h 27mVolaris
Deal found 8/7$385
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/55:00 amBJX - ONT
2 stops13h 37mUnited Airlines
vie. 9/126:50 pmONT - BJX
2 stops14h 59mUnited Airlines
Deal found 8/6$387
This Mytrip deal was found by Cheapflights users on 8/6. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/48:43 amBJX - ONT
Nonstop3h 17mVolaris
sáb. 10/111:09 amONT - BJX
2 stops16h 02mVolaris
Deal found 8/6$397
This American Airlines deal was found by Cheapflights users on 8/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/25:06 amBJX - ONT
1 stop7h 49mAmerican Airlines
mié. 11/512:46 pmONT - BJX
1 stop8h 59mAmerican Airlines
Deal found 8/6$400
This United Airlines deal was found by Cheapflights users on 8/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/22:40 pmBJX - ONT
2 stops22h 33mUnited Airlines
mié. 11/51:45 pmONT - BJX
2 stops20h 09mUnited Airlines
Deal found 8/6$404
This Mytrip deal was found by Cheapflights users on 8/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/308:25 pmBJX - ONT
2 stops23h 56mVolaris
vie. 1/211:59 pmONT - BJX
Nonstop2h 58mVolaris
Deal found 8/7$405

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 agosto 7, 2025.
Use the filters below to find and compare flights from León to Ontario that are best for you.

Fly from

León

Fly to

Ontario

Route

Depart

Return

Price

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 10/30

8:43 am-11:00 am

Nonstop3h 17m

Ontario

lun. 12/1

11:59 pm-4:57 am

Nonstop2h 58m

$190

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 10/2

8:43 am-11:00 am

Nonstop3h 17m

Ontario

mié. 11/5

11:59 pm-4:57 am

Nonstop2h 58m

$194

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

mié. 8/27

2:40 pm-9:25 pm

1 stop7h 45m

Ontario

sáb. 8/30

6:04 am-7:31 pm

1 stop12h 27m

$362

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 10/30

8:43 am-11:00 am

Nonstop3h 17m

Ontario

lun. 12/1

1:02 am-6:29 pm

2 stops15h 27m

$385

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

vie. 9/5

5:00 am-5:37 pm

2 stops13h 37m

Ontario

vie. 9/12

6:50 pm-10:49 am

2 stops14h 59m

$387

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

sáb. 10/4

8:43 am-11:00 am

Nonstop3h 17m

Ontario

sáb. 10/11

1:09 am-6:11 pm

2 stops16h 02m

$397

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 10/2

5:06 am-11:55 am

1 stop7h 49m

Ontario

mié. 11/5

12:46 pm-11:45 pm

1 stop8h 59m

$400

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 10/2

2:40 pm-12:13 pm

2 stops22h 33m

Ontario

mié. 11/5

1:45 pm-11:54 am

2 stops20h 09m

$404

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 10/30

8:25 pm-7:21 pm

2 stops23h 56m

Ontario

vie. 1/2

11:59 pm-4:57 am

Nonstop2h 58m

$405

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

sáb. 10/4

2:40 pm-9:24 pm

1 stop7h 44m

Ontario

dom. 10/12

6:00 am-10:49 am

1 stop27h 49m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Showing 1-10 of 21 results
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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, August is the cheapest month in which you can book a flight from León, Guanajuato to Ontario (average of $246). Flying from León, Guanajuato to Ontario in March is currently the most expensive (average of $328). 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 agosto 7, 2025.

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.

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 agosto 7, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from León to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,987 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,987 reviews
Delta
8.0
Very good
7,987 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,987 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,987 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Volaris
6.6
Okay
1,163 reviews
Delta
8.0
Very good
7,987 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from León, Guanajuato to Ontario round-trip?

    Cheapflights users have booked flights from León, Guanajuato to Ontario round-trip from $190. Another airline that can offer you cheap pricing is United Airlines.

  • What are the cheapest flights from León, Guanajuato to Ontario?

    On average you can expect to pay $232 for a flight from León, Guanajuato to Ontario. The cheapest flight overall is $109 while the most popular route, (León Del Bajio - Ontario) is currently priced at $194.

  • 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, August is the cheapest month in which you can book a flight from León, Guanajuato to Ontario (average of $246). Flying from León, Guanajuato to Ontario in March is currently the most expensive (average of $328). 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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