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$186+ Cheap flights from León, Mexico (BJX) to Illinois

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
BJX — ORD
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap flight deals from León to Illinois

Keep the following information in mind while searching for León to Illinois flight deals. Data was last updated August 13, 2025.

Round-trip from

$296
(Kiwi.com)

One-way from

$186
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$288

Good round-trip deal

$265 or less

Good one-way deal

$220 or less
From León Del Bajio to Illinois
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One-way flight from León Del Bajio to Illinois
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Highest demand for flights based on searches. 9% potential increase in price ($32 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 August 2025
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Price to beat on a round-trip flight from León Del Bajio to Illinois.
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Price to beat on a one-way flight from León Del Bajio to Illinois.
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Find flight deals from León to Illinois

Cheapest flights from León to Illinois
Explore the most affordable flight options available from León to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/297:45 pmBJX - ORD
1 stop27h 05mViva
Sat 9/612:25 pmORD - BJX
1 stop11h 50mViva
Deal found 8/10$297
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/2511:59 pmBJX - ORD
Nonstop3h 52mMultiple Airlines
Thu 10/212:25 pmORD - BJX
1 stop6h 46mMultiple Airlines
Deal found 8/11$303
This Booking.com deal was found by Cheapflights users on 8/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/27:45 pmBJX - ORD
1 stop27h 05mViva
Sat 9/1312:25 pmORD - BJX
1 stop22h 15mViva
Deal found 8/12$304
This Frontier deal was found by Cheapflights users on 8/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:04 pmBJX - ORD
Nonstop3h 44mFrontier
Wed 12/311:00 amORD - BJX
Nonstop4h 18mFrontier
Deal found 8/12$308
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Fri 8/297:45 pmBJX - ORD
2 stops14h 20mMultiple Airlines
Sun 8/316:31 amORD - BJX
Nonstop4h 01mMultiple Airlines
Deal found 8/11$310
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:59 pmBJX - ORD
Nonstop3h 52mVolaris
Sun 9/76:31 amORD - BJX
Nonstop4h 05mVolaris
Deal found 8/10$311
This Frontier deal was found by Cheapflights users on 8/10. 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.
Thu 9/1811:59 pmBJX - ORD
Nonstop3h 52mFrontier
Tue 10/76:31 amORD - BJX
Nonstop4h 05mFrontier
Deal found 8/10$314
This Flightnetwork deal was found by Cheapflights users on 8/10. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/264:40 pmBJX - ORD
1 stop6h 10mViva
Thu 9/412:25 pmORD - BJX
1 stop11h 50mViva
Deal found 8/10$316
This Booking.com deal was found by Cheapflights users on 8/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:55 pmBJX - ORD
1 stop8h 55mViva
Wed 9/2412:25 pmORD - BJX
1 stop11h 50mViva
Deal found 8/10$319
This Frontier deal was found by Cheapflights users on 8/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:04 pmBJX - ORD
Nonstop3h 44mFrontier
Fri 1/21:00 amORD - BJX
Nonstop4h 18mFrontier
Deal found 8/12$321
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Wed 10/151:55 pmBJX - ORD
1 stop8h 40mMultiple Airlines
Sun 10/2612:45 pmORD - BJX
2 stops21h 55mMultiple Airlines
Deal found 8/12$322
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Sat 8/2311:49 pmBJX - ORD
Nonstop4h 02mMultiple Airlines
Tue 9/21:55 amORD - BJX
2 stops15h 15mMultiple Airlines
Deal found 8/12$324

Cheapflights Fare Finder

 
Customize your flight search to find flights from León to Illinois 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 August 13, 2025.
Use the filters below to find and compare flights from León to Illinois that are best for you.

Fly from

León

Fly to

Illinois

Route

Depart

Return

Price

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Fri 8/29

7:45 pm-11:50 pm

1 stop27h 05m

Chicago O'Hare Intl

Sat 9/6

12:25 pm-11:15 pm

1 stop11h 50m

$297

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 9/25

11:59 pm-4:51 am

Nonstop3h 52m

Chicago O'Hare Intl

Thu 10/2

12:25 pm-6:11 pm

1 stop6h 46m

$303

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Tue 9/2

7:45 pm-11:50 pm

1 stop27h 05m

Chicago O'Hare Intl

Sat 9/13

12:25 pm-9:40 am

1 stop22h 15m

$304

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Wed 12/24

7:04 pm-10:48 pm

Nonstop3h 44m

Chicago O'Hare Intl

Wed 12/31

1:00 am-5:18 am

Nonstop4h 18m

$308

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Fri 8/29

7:45 pm-11:05 am

2 stops14h 20m

Chicago O'Hare Intl

Sun 8/31

6:31 am-9:32 am

Nonstop4h 01m

$310

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Sat 10/4

11:59 pm-4:51 am

Nonstop3h 52m

Chicago O'Hare Intl

Tue 10/14

6:31 am-9:36 am

Nonstop4h 05m

$310

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 9/4

11:59 pm-4:51 am

Nonstop3h 52m

Chicago O'Hare Intl

Sun 9/7

6:31 am-9:36 am

Nonstop4h 05m

$311

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Thu 9/18

11:59 pm-4:51 am

Nonstop3h 52m

Chicago O'Hare Intl

Tue 10/7

6:31 am-9:36 am

Nonstop4h 05m

$314

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Tue 8/26

4:40 pm-11:50 pm

1 stop6h 10m

Chicago O'Hare Intl

Thu 9/4

12:25 pm-11:15 pm

1 stop11h 50m

$316

LeónChicago

BJX - ORD

BJXORD

León Del Bajio

Fri 12/26

7:04 pm-10:48 pm

Nonstop3h 44m

Chicago O'Hare Intl

Wed 12/31

1:00 am-5:18 am

Nonstop4h 18m

$316

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 43 results
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Best time to book a flight from León to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from León, Guanajuato to Illinois (average of $245). Flying from León, Guanajuato to Illinois 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 IL?

Find hourly flight availability from León to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

When flying from León, Guanajuato to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated August 13, 2025.
Read reviews from past customers who have flown United Airlines, Viva, and Volaris from León to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,920 reviews
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Viva
7.0
Good
790 reviews
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Volaris
6.6
Okay
1,163 reviews
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
Frontier
5.8
Fair
3,221 reviews
United Airlines
7.4
Good
8,920 reviews

Crew

8.1

Boarding

7.7

Entertainment

7.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from León to Illinois. 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 Illinois?

    Most people fly from León Del Bajio (BJX) if they book a flight from León to Illinois. León Del Bajio is conveniently located just 15.8 mi from León’s city center.

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

    $186 is the cheapest one-way deal found within the past few days, from Viva. You may also be able to find cheap deals on Volaris and Frontier, with prices starting from $195 and $201, respectively.

  • What are the most popular routes from León, Guanajuato to Illinois?

    The most popular route from León, Guanajuato to Illinois is León Del Bajio - Chicago O'Hare Intl. You may also consider León Del Bajio - Chicago Midway or León Del Bajio - Evansville Dress Regional.

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

    No one likes to see their flight delayed. When booking a flight from León, Guanajuato to Illinois consider choosing Frontier (88%), Volaris (88%) or Viva (68%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $321 for a flight from León, Guanajuato to Illinois. The cheapest flight overall is $160 while the most popular route, (León Del Bajio - Chicago O'Hare Intl) is currently priced at $263.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from León, Guanajuato to Illinois (average of $245). Flying from León, Guanajuato to Illinois 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

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Alternative routes for León to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from León to Illinois

Discover the top 3 airlines that operate flights from León to Illinois. 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$210Average$356FlexibilityNo cancel feeOn-time79%
VivaCheapest$238Average$296FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$274Average$492FlexibilityNo cancel feeOn-time69%

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