$124 Cheap Flights from León (BJX) to Ontario (ONT)

View $124 flight on Thu, Feb 19, 2026Opens in a new window

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

Cheap Flights from León to Ontario (BJX-ONT)

Prices were available within the past 7 days and start at $124 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Volaris
Thu, Sep 18 - Fri, Oct 3
BJX
León
ONT
Ontario
$237 Roundtrip, found 16 hours ago
$237
Roundtrip
found 16 hours ago
Select Volaris flight, departing Thu, Sep 18 from León to Ontario, returning Fri, Oct 3, priced at $237 found 16 hours ago
Volaris
Tue, Sep 9 - Mon, Sep 22
BJX
León
ONT
Ontario
$305 Roundtrip, found 22 hours ago
$305
Roundtrip
found 22 hours ago
Select Volaris flight, departing Tue, Sep 9 from León to Ontario, returning Mon, Sep 22, priced at $305 found 22 hours ago
Volaris
Tue, Sep 23 - Tue, Oct 14
BJX
León
ONT
Ontario
$307 Roundtrip, found 16 hours ago
$307
Roundtrip
found 16 hours ago
Select Volaris flight, departing Tue, Sep 23 from León to Ontario, returning Tue, Oct 14, priced at $307 found 16 hours ago
Volaris
Tue, Sep 9 - Sun, Sep 21
BJX
León
ONT
Ontario
$321 Roundtrip, found 2 days ago
$321
Roundtrip
found 2 days ago
Select Volaris flight, departing Tue, Sep 9 from León to Ontario, returning Sun, Sep 21, priced at $321 found 2 days ago
United
Wed, Oct 1 - Mon, Oct 6
BJX
León
ONT
Ontario
$329 Roundtrip, just found
$329
Roundtrip
just found
Select United flight, departing Wed, Oct 1 from León to Ontario, returning Mon, Oct 6, priced at $329 just found
United
Wed, Oct 1 - Mon, Oct 6
BJX
León
ONT
Ontario
$334 Roundtrip, just found
$334
Roundtrip
just found
Select United flight, departing Wed, Oct 1 from León to Ontario, returning Mon, Oct 6, priced at $334 just found
United
Wed, Oct 8 - Wed, Oct 15
BJX
León
ONT
Ontario
$339 Roundtrip, found 17 hours ago
$339
Roundtrip
found 17 hours ago
Select United flight, departing Wed, Oct 8 from León to Ontario, returning Wed, Oct 15, priced at $339 found 17 hours ago
Delta
Fri, Oct 17 - Fri, Oct 24
BJX
León
ONT
Ontario
$347 Roundtrip, found 3 days ago
$347
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Oct 17 from León to Ontario, returning Fri, Oct 24, priced at $347 found 3 days ago
American Airlines
Fri, Oct 31 - Fri, Nov 7
BJX
León
ONT
Ontario
$525 Roundtrip, found 6 days ago
$525
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 31 from León to Ontario, returning Fri, Nov 7, priced at $525 found 6 days ago
Aeromexico
Thu, Oct 30 - Mon, Nov 3
BJX
León
ONT
Ontario
$647 Roundtrip, found 2 days ago
$647
Roundtrip
found 2 days ago
Select Aeromexico flight, departing Thu, Oct 30 from León to Ontario, returning Mon, Nov 3, priced at $647 found 2 days 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. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $421
SNA
John Wayne
Cheapest
Average driving time to city center42 min
Flights from $421
Flights from León (BJX) to Ontario (ONT)
Origin airport
Del Bajío
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United, Volaris
Roundtrip price
$236
Distance
1334 mi
Average flight time
4 hours 17 mins

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 September. 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 $124 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.

 

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 $124 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 September 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.

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*Available to One Key members.