HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$110+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — ONT
jul. 7 — jul. 141
lun. 7/7
lun. 7/14
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from León to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 julio 2, 2025.

Round-trip from

$190
(Expedia)

One-way from

$110
(Expedia)

Popular in

December

Cheapest in

May

Average price

$396
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. 10% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 julio 2, 2025.

This Expedia deal was found by Cheapflights users on 7/1. 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.
mar. 9/168:43 amBJX - ONT
Nonstop3h 17mVolaris
mié. 9/2412:40 pmONT - BJX
Nonstop3h 01mVolaris
Deal found 7/1$190
This United Airlines deal was found by Cheapflights users on 7/1. 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. 7/165:00 amBJX - ONT
1 stop17h 37mUnited Airlines
mar. 7/226:00 amONT - BJX
1 stop6h 43mUnited Airlines
Deal found 7/1$340
This American Airlines deal was found by Cheapflights users on 7/1. 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.
mar. 9/1612:46 pmBJX - ONT
1 stop24h 09mAmerican Airlines
mié. 9/2412:45 pmONT - BJX
1 stop9h 14mAmerican Airlines
Deal found 7/1$355
This Kiwi.com deal was found by Cheapflights users on 7/1. 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. 7/318:43 amBJX - ONT
Nonstop3h 17mMultiple Airlines
mié. 8/61:09 amONT - BJX
2 stops11h 16mMultiple Airlines
Deal found 7/1$418

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 julio 2, 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

mar. 9/16

8:43 am-11:00 am

Nonstop3h 17m

Ontario

mié. 9/24

12:40 pm-4:41 pm

Nonstop3h 01m

$190

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

mié. 7/16

5:00 am-9:37 pm

1 stop17h 37m

Ontario

lun. 7/21

6:00 am-1:43 pm

1 stop6h 43m

$340

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

mar. 9/16

12:46 pm-11:55 am

1 stop24h 09m

Ontario

mié. 9/24

12:45 pm-10:59 pm

1 stop9h 14m

$355

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

jue. 7/31

8:43 am-11:00 am

Nonstop3h 17m

Ontario

mié. 8/6

1:09 am-1:25 pm

2 stops11h 16m

$418

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

sáb. 7/19

8:43 am-11:00 am

Nonstop3h 17m

$110

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

mié. 7/30

6:04 am-10:47 pm

2 stops17h 43m

$210

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

mié. 7/16

5:00 am-9:37 pm

1 stop17h 37m

$211

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

vie. 8/1

5:00 am-9:38 pm

2 stops17h 38m

$240

LeónOntario

BJX - ONT

BJXONT

León Del Bajio

vie. 7/25

5:20 pm-7:14 pm

1 stop26h 54m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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.

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 julio 2, 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
7,983 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
7,983 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

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
6.7
Okay
1,172 reviews
Delta
8.0
Very good
7,983 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Crew

8.5

Boarding

8.2

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. Other airlines that can offer you cheap pricing are United Airlines, from $340, and American Airlines, from $355.

  • What are the cheapest airlines to fly from León, Guanajuato to Ontario one-way?

    $110 is the cheapest one-way deal found within the past few days, from Volaris. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $210 and $211, respectively.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.