$170 Cheap Flights from León (BJX) to Chicago (ORD)

View $170 flight on Sun, May 17, 2026Opens in a new window

Popular airlines from Bajío Intl. Airport (BJX) to Chicago O'Hare Intl. Airport (ORD)

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Cheap Flights from León to Chicago (BJX-ORD)

Prices were available within the past 7 days and start at $170 for one-way flights and $325 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Apr 29 - Tue, May 12
BJX
León
ORD
Chicago
$325 Roundtrip, found 1 day ago
$325
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 29 from León to Chicago, returning Tue, May 12, priced at $325 found 1 day ago
Frontier Airlines
Mon, Apr 27 - Sat, May 9
BJX
León
ORD
Chicago
$331 Roundtrip, found 5 days ago
$331
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Apr 27 from León to Chicago, returning Sat, May 9, priced at $331 found 5 days ago
Frontier Airlines
Wed, Apr 29 - Sat, May 2
BJX
León
ORD
Chicago
$332 Roundtrip, found 1 day ago
$332
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Apr 29 from León to Chicago, returning Sat, May 2, priced at $332 found 1 day ago
Frontier Airlines
Mon, Apr 27 - Thu, May 14
BJX
León
ORD
Chicago
$345 Roundtrip, found 5 days ago
$345
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Mon, Apr 27 from León to Chicago, returning Thu, May 14, priced at $345 found 5 days ago
Frontier Airlines
Wed, Mar 25 - Tue, Apr 14
BJX
León
ORD
Chicago
$346 Roundtrip, found 16 hours ago
$346
Roundtrip
found 16 hours ago
Select Frontier Airlines flight, departing Wed, Mar 25 from León to Chicago, returning Tue, Apr 14, priced at $346 found 16 hours ago
Frontier Airlines
Mon, Mar 9 - Tue, Mar 17
BJX
León
ORD
Chicago
$347 Roundtrip, found 1 day ago
$347
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Mar 9 from León to Chicago, returning Tue, Mar 17, priced at $347 found 1 day ago
Volaris
Fri, May 8 - Tue, May 12
BJX
León
ORD
Chicago
$362 Roundtrip, found 5 hours ago
$362
Roundtrip
found 5 hours ago
Select Volaris flight, departing Fri, May 8 from León to Chicago, returning Tue, May 12, priced at $362 found 5 hours ago
Delta
Thu, Apr 16 - Mon, Apr 20
BJX
León
ORD
Chicago
$391 Roundtrip, found 4 days ago
$391
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, Apr 16 from León to Chicago, returning Mon, Apr 20, priced at $391 found 4 days ago
Aeromexico
Thu, Jul 9 - Tue, Aug 4
BJX
León
ORD
Chicago
$393 Roundtrip, found 1 day ago
$393
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Thu, Jul 9 from León to Chicago, returning Tue, Aug 4, priced at $393 found 1 day ago
American Airlines
Fri, May 8 - Tue, May 12
BJX
León
ORD
Chicago
$407 Roundtrip, found 5 hours ago
$407
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Fri, May 8 from León to Chicago, returning Tue, May 12, priced at $407 found 5 hours ago

Alternative airports near Chicago

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

Select flight to Midway Intl. MDW. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $459
MDW
Midway Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $459

Find the cheapest month to fly from León (BJX) to Chicago (ORD)

August is typically the cheapest month to fly

From $252 - $456 per traveler.
Flights from León (BJX) to Chicago (ORD)
Origin airport
Del Bajío
Destination airport
O'Hare Intl.
Airlines serving
Aeromexico, American Airlines, Delta, Frontier Airlines, United, Viva, Volaris
Roundtrip price
$325
Distance
1651 mi
Average flight time
3 hours 51 mins

León to Chicago Flights

The cheapest times to fly from León to Chicago

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 Chicago are during the month of April. You can find some of the cheapest flights from León to Chicago with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from León to Chicago

Sunday is one of the best days to book for cheap flights from León to Chicago: 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 Chicago

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 Chicago in 2026. You can also book with separate airlines for your outbound and return journeys, from $170 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 Chicago 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 Chicago 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 León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) cost?
You can find cheap one-way flights from $170 and cheap return flights from $325 León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) with Expedia. One-way flights generally range between $217 and $900, and roundtrip flights usually range from $467 to $2824. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
May is the cheapest month to fly from León to Chicago, with average return fares around $358. This price is about 29% lower than the average throughout the year, likely due to lower travel demand in late spring. Other cheap months to fly from León to Chicago include January and June.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
Volaris operates around 7 direct flights from BJX to ORD every week.
What is the cheapest airline that flies from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
Volaris is one of the cheapest airlines offering nonstop flights from Del Bajío (BJX) to O'Hare Intl. (ORD), with round-trip tickets starting from around $395. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
To find a cheap flight from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
The best airline to fly with from León, Guanajuato (BJX) to Chicago, IL (ORD) will differ from traveler to traveler. If you like to fly early, Viva Aerobus offers early morning flights. If price is the most important factor, Volaris typically offers the lowest fares. Aeromexico offers the most daily flights from León to Chicago, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
For flights from León, Guanajuato (BJX) to Chicago, IL (ORD), May and June are ideal months to travel. You can find return flights for about $358, making it a reasonable choice. These months are popular for travel, offering a good mix of favorable weather and flight availability.*Prices based on flights available on Expedia in the last year.
How many flights per day from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
There are approximately 1 nonstop flights per day from Del Bajio Intl. (BJX) to O'Hare Intl. (ORD). For more options, look at flights that include layovers.
What is the earliest flight from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
The earliest flight from León, Guanajuato (BJX-Del Bajío) to Chicago (ORD-O'Hare Intl.) usually departs at around 12:10 AM, operated by Viva Aerobus. This seasonal service is available in April, May, and June, giving you a chance to arrive in Chicago early and enjoy the day ahead. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
The most popular departure times for flights from León, Guanajuato (BJX) to Chicago (ORD) are in the early morning, from 6am to 9am. About 23% of passengers prefer this time window. Many major carriers, including American Airlines and Aeroméxico, offer flights during this window. This timing works well because it allows you to arrive in Chicago with a full day ahead of you.
How long does it take to fly from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
Flying nonstop from BJX to ORD takes around 3 hours 50 minutes, with the route covering approximately 1,652 miles. Flights with a layover typically take 5 hours longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
Business class seats are offered on the BJX to ORD route with Aeromexico and Delta Air Lines.
How do I earn miles on a León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) flight with Expedia?
It's easy to earn miles on a León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Chicago from Del Bajio Intl. (BJX)?
From Del Bajio Intl. (BJX), you can fly into O'Hare Intl. (ORD) and Midway Intl. (MDW) in Chicago. Some flights may connect through major hubs like Mexico City Intl. (MEX), George Bush Intercontinental (IAH), Dallas-Fort Worth Intl. (DFW) before reaching Chicago. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) at the last minute?
Typically, booking a last minute flight from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) flight and hotel package?
Securing a León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) Chicago Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.)?
If you booked your León, Guanajuato (BJX-Del Bajío) to Chicago, IL (ORD-O'Hare Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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*Available to One Key members.