$129 Cheap Flights from León (BJX) to Ontario (ONT)

View $129 flight on Sat, Dec 13, 2025Opens in a new window

Popular airlines from Bajío Intl. Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from León to Ontario (BJX-ONT)

Prices were available within the past 7 days and start at $129 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Sat, Nov 1 - Mon, Nov 3
BJX
León
ONT
Ontario
$237 Roundtrip, found 17 hours ago
$237
Roundtrip
found 17 hours ago
Select Volaris flight, departing Sat, Nov 1 from León to Ontario, returning Mon, Nov 3, priced at $237 found 17 hours ago
United
Wed, Oct 29 - Mon, Nov 3
BJX
León
ONT
Ontario
$327 Roundtrip, found 5 days ago
$327
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 29 from León to Ontario, returning Mon, Nov 3, priced at $327 found 5 days ago
Volaris
Thu, Jan 15 - Mon, Jan 19
BJX
León
ONT
Ontario
$330 Roundtrip, found 1 day ago
$330
Roundtrip
found 1 day ago
Select Volaris flight, departing Thu, Jan 15 from León to Ontario, returning Mon, Jan 19, priced at $330 found 1 day ago
United
Wed, Oct 29 - Mon, Nov 3
BJX
León
ONT
Ontario
$332 Roundtrip, found 5 days ago
$332
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 29 from León to Ontario, returning Mon, Nov 3, priced at $332 found 5 days ago
United
Wed, Oct 29 - Mon, Nov 3
BJX
León
ONT
Ontario
$337 Roundtrip, found 5 days ago
$337
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 29 from León to Ontario, returning Mon, Nov 3, priced at $337 found 5 days ago
Volaris
Tue, Nov 18 - Mon, Dec 1
BJX
León
ONT
Ontario
$349 Roundtrip, found 20 hours ago
$349
Roundtrip
found 20 hours ago
Select Volaris flight, departing Tue, Nov 18 from León to Ontario, returning Mon, Dec 1, priced at $349 found 20 hours ago
Volaris
Tue, Nov 4 - Mon, Nov 10
BJX
León
ONT
Ontario
$351 Roundtrip, found 1 day ago
$351
Roundtrip
found 1 day ago
Select Volaris flight, departing Tue, Nov 4 from León to Ontario, returning Mon, Nov 10, priced at $351 found 1 day ago
Aeromexico
Thu, Jan 15 - Mon, Jan 19
BJX
León
ONT
Ontario
$417 Roundtrip, found 1 day ago
$417
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Thu, Jan 15 from León to Ontario, returning Mon, Jan 19, priced at $417 found 1 day ago
Delta
Wed, Apr 22 - Tue, Apr 28
BJX
León
ONT
Ontario
$517 Roundtrip, found 6 days ago
$517
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Apr 22 from León to Ontario, returning Tue, Apr 28, priced at $517 found 6 days ago
American Airlines
Fri, Feb 27 - Mon, Mar 9
BJX
León
ONT
Ontario
$586 Roundtrip, found 3 hours ago
$586
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, Feb 27 from León to Ontario, returning Mon, Mar 9, priced at $586 found 3 hours ago

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Average driving time to city center is 42 minutes. Flights from $1,043
SNA
John Wayne
Average driving time to city center42 min
Flights from $1,043

Frequently asked questions

How much does a flight from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Get a cheap one-way flight from $129 or cheap return flight from $237 from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT)?
Planning your getaway for November is a great way to save, as it's the cheapest month for flights between BJX and ONT. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT)?
To find the cheapest airline that'll fly you from BJX to ONT, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT)?
Nonstop flights from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BJX to ONT?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT)?
To land at Los Angeles - Ontario Intl. Airport (ONT) on schedule, pick a flight that leaves from Del Bajio Airport (BJX) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Ontario from Del Bajio Airport (BJX)?
Explore your flight options from Del Bajio Airport (BJX) to Los Angeles Intl. Airport (LAX). This is the only Ontario airport you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Last-minute fares from BJX to ONT are usually more expensive. To secure the best rates, start looking for flights well ahead of time. That said, if your travel plans are flexible, you may find a cheap fare right before you leave.
Is it cheaper to book a BJX to ONT flight and hotel package?
You'll typically save money by booking a BJX to ONT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've chosen your ideal flights and accommodations, consider adding extras including activities, tours and car rentals.
Can I cancel or change the date of my flight from Del Bajio Airport (BJX) to Los Angeles - Ontario Intl. Airport (ONT)?
In most cases, you can cancel or modify your BJX to ONT flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Origin airport
Del Bajío
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United, Volaris
Roundtrip price
$237
Distance
1334 mi
Average flight time
4 hours 17 mins

Book with confidence

León to Ontario Flights

The cheapest times to fly from León to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from León to Ontario are during the month of November. You can find some of the cheapest flights from León to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from León to Ontario

Sunday is one of the best days to book for cheap flights from León to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from León to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from León to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $129 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap León to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your León to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

León to Ontario Flights

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*Available to One Key members.