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$160+ Cheap flights from León, Mexico (BJX) to Chicago (CHI)

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — CHI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from León Del Bajio to Chicago are usually found in May or June, booked 83 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from León to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from León (BJX) to Chicago (CHI). 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 June 12, 2025.

Round-trip from

$253
(Frontier)

One-way from

$160
(Booking.com)

Popular in

July

Cheapest in

May

Average price

$285

Good round-trip deal

$170 or less

Good one-way deal

$158 or less
From León Del Bajio to Chicago (CHI)
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One-way flight from León Del Bajio to Chicago (CHI)
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Highest demand for flights based on searches. 2% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from León Del Bajio to Chicago (CHI).
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Price to beat on a one-way flight from León Del Bajio to Chicago (CHI).
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Find flight deals from León to Chicago

Cheapest flights from León to Chicago
Explore the most affordable flight options available from León to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Frontier deal was found by Cheapflights users on 6/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2810:58 pmBJX - ORD
Nonstop4h 02mFrontier
Tue 9/26:31 amORD - BJX
Nonstop4h 05mFrontier
Deal found 6/11$253
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Wed 8/2012:30 amBJX - ORD
Nonstop3h 55mViva
Fri 9/512:25 pmORD - BJX
1 stop26h 00mViva
Deal found 6/11$276
This Kiwi.com deal was found by Cheapflights users on 6/12. 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.
Thu 9/1111:59 pmBJX - ORD
Nonstop3h 52mMultiple Airlines
Thu 9/2512:25 pmORD - BJX
1 stop11h 50mMultiple Airlines
Deal found 6/12$299
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/281:59 pmBJX - ORD
1 stop8h 59mDelta
Mon 9/11:55 amORD - BJX
1 stop7h 09mDelta
Deal found 6/10$318
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/289:24 amBJX - MDW
1 stop11h 25mDelta
Tue 9/26:00 amMDW - BJX
2 stops13h 18mDelta
Deal found 6/10$324
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 8/145:00 amBJX - ORD
1 stop18h 15mUnited Airlines
Tue 8/265:50 pmORD - BJX
1 stop17h 59mUnited Airlines
Deal found 6/11$325
This Frontier deal was found by Cheapflights users on 6/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/233:50 pmBJX - MDW
Nonstop3h 54mFrontier
Mon 6/309:59 pmMDW - BJX
Nonstop3h 51mFrontier
Deal found 6/10$333
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 9/125:07 amBJX - ORD
1 stop17h 52mAmerican Airlines
Wed 9/176:00 amORD - BJX
1 stop17h 59mAmerican Airlines
Deal found 6/12$340
This Aeromexico deal was found by Cheapflights users on 6/12. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/84:53 pmBJX - ORD
1 stop6h 23mAeromexico
Fri 8/2911:15 amORD - BJX
1 stop7h 40mAeromexico
Deal found 6/12$363
This Aeromexico deal was found by Cheapflights users on 6/9. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/219:24 amBJX - MDW
1 stop11h 25mAeromexico
Mon 9/156:00 amMDW - BJX
2 stops15h 29mAeromexico
Deal found 6/9$368
This Kiwi.com deal was found by Cheapflights users on 6/11. 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.
Thu 7/1010:58 pmBJX - ORD
Nonstop4h 02mVolaris
Tue 7/226:31 amORD - BJX
Nonstop4h 01mVolaris
Deal found 6/11$406
This Cheapflightsfares deal was found by Cheapflights users on 6/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/911:46 amBJX - MDW
Nonstop3h 54mVolaris
Sat 8/303:36 pmMDW - BJX
Nonstop3h 51mVolaris
Deal found 6/12$461

Cheapflights Fare Finder

Customize your flight search to find flights from León to Chicago 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 June 12, 2025.
Use the filters below to find and compare flights from León to Chicago that are best for you.

Fly from

León

Fly to

Chicago

Route

Depart

Return

Price

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 8/28

10:58 pm-4:00 am

Nonstop4h 02m

Chicago O'Hare Intl

Tue 9/2

6:31 am-9:36 am

Nonstop4h 05m

$253

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Wed 8/20

12:30 am-5:25 am

Nonstop3h 55m

Chicago O'Hare Intl

Fri 9/5

12:25 pm-1:25 pm

1 stop26h 00m

$276

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 9/11

11:59 pm-4:51 am

Nonstop3h 52m

Chicago O'Hare Intl

Thu 9/25

12:25 pm-11:15 pm

1 stop11h 50m

$299

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 8/28

1:59 pm-11:58 pm

1 stop8h 59m

Chicago O'Hare Intl

Mon 9/1

1:55 am-8:04 am

1 stop7h 09m

$318

LeónChicago

BJX - MDW

BJXMDW

León Del Bajio

Thu 8/28

9:24 am-9:49 pm

1 stop11h 25m

Chicago Midway

Tue 9/2

6:00 am-6:18 pm

2 stops13h 18m

$324

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 8/14

5:00 am-12:15 am

1 stop18h 15m

Chicago O'Hare Intl

Tue 8/26

5:50 pm-10:49 am

1 stop17h 59m

$325

LeónChicago

BJX - MDW

BJXMDW

León Del Bajio

Mon 6/23

3:50 pm-8:44 pm

Nonstop3h 54m

Chicago Midway

Mon 6/30

9:59 pm-12:50 am

Nonstop3h 51m

$333

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Fri 9/12

5:07 am-11:59 pm

1 stop17h 52m

Chicago O'Hare Intl

Wed 9/17

6:00 am-10:59 pm

1 stop17h 59m

$340

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Fri 8/8

4:53 pm-12:16 am

1 stop6h 23m

Chicago O'Hare Intl

Fri 8/29

11:15 am-5:55 pm

1 stop7h 40m

$363

LeónChicago

BJX - MDW

BJXMDW

León Del Bajio

Thu 8/21

9:24 am-9:49 pm

1 stop11h 25m

Chicago Midway

Mon 9/15

6:00 am-8:29 pm

2 stops15h 29m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 24 results
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2
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Best time to book a flight from León to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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 Chicago

How far ahead should I book a flight from León, Guanajuato to Chicago?

Use this chart to determine the optimal time to book a round-trip flight from León to Chicago. Price data was last updated on June 9, 2025.

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from León, Guanajuato to Chicago. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from León, Guanajuato to Chicago?

Currently, August is the cheapest month in which you can book a flight from León, Guanajuato to Chicago (average of $245). Flying from León, Guanajuato to Chicago in March is currently the most expensive (average of $321). 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 CHI?

Find hourly flight availability from León to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from León, Guanajuato to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight at noon.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, Aeromexico and United Airlines from León to Chicago by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,706 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Viva
7.0
Good
788 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Volaris
6.7
Okay
1,170 reviews
Delta
8.0
Very good
7,946 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from León to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from León to Chicago?

    If you book a flight to Chicago from León, you will be flying from Del Bajio, which is the city’s only airport. León Del Bajio (BJX) is located 15.8 mi from the center of León. There are 2 flights from Del Bajio to Chicago per day from 2 different airlines.

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

    Flying on Frontier is currently your cheapest option to Chicago, with prices starting at $253. Additional round-trip tickets that might be worth considering are offered by Viva and Delta, with the lowest prices starting at $276 and $318, respectively. You may be able to fly from León, Guanajuato to Chicago for 20% less than the average price by searching for these airlines.

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

    The cheapest airline one-way is Volaris, with whom users have recently found tickets for as low as $160. However, be on the lookout for offers from Viva and Frontier, as they are both options that can get you from León, Guanajuato to Chicago for a low price.

  • What are the most reliable airlines from León, Guanajuato to Chicago?

    Before booking your flight to Chicago from León, Guanajuato, check out the most reliable airlines to get you to your destination on time: Frontier (91%), Volaris (91%), Viva( 90%).

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

    On average you can expect to pay $237 for a flight from León, Guanajuato to Chicago. The cheapest flight overall is $149 while the most popular route, (León Del Bajio - Chicago O'Hare Intl) is currently priced at $289.

  • Can I find deals for flights from León to Chicago that include hotel bookings?

    Yes. In addition to deals on León to Chicago flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from León to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from León to Chicago.

  • Can I find deals for business class flights from León to Chicago?

    Yes. Cheapflights offers flight deals from León to Chicago 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 Chicago?

    Currently, August is the cheapest month in which you can book a flight from León, Guanajuato to Chicago (average of $245). Flying from León, Guanajuato to Chicago in March is currently the most expensive (average of $321). 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

Traveling to a place near León?

Book flights to León if you plan to visit one of these locations
Merrillville
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

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Alternative routes for León to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
León to O'Hare Intl flights
León to Midway flights
Santiago de Querétaro to O'Hare Intl flights
Santiago de Querétaro to Midway flights
León to St. Louis flights

Top 2 airlines flying from León to Chicago

Discover the top 2 airlines that operate flights from León to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
VivaCheapest$238Average$296FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$268Average$312FlexibilityNo cancel feeOn-time79%

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