HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Guanajuato

$163+ Cheap flights from Chicago (CHI) to Guanajuato, Mexico, Mexico

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — BJX
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Guanajuato with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Guanajuato are usually found in May or February, booked 87 days in advance, depart on a Sunday or Tuesday and return on a Friday

Find flight deals from Chicago to Guanajuato

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

This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Wed 12/109:14 pmORD - BJX
2 stops18h 56mMultiple Airlines
Wed 12/176:57 pmBJX - ORD
Nonstop3h 51mMultiple Airlines
Deal found 11/11$331
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Tue 12/211:43 amORD - BJX
3 stops52h 52mMultiple Airlines
Mon 12/1512:50 amBJX - ORD
Nonstop3h 50mMultiple Airlines
Deal found 11/13$335
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Mon 12/811:33 amORD - BJX
2 stops27h 02mMultiple Airlines
Wed 12/246:57 pmBJX - ORD
Nonstop3h 51mMultiple Airlines
Deal found 11/11$337
This Mytrip deal was found by Cheapflights users on 11/11. 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.
Sat 11/154:40 pmORD - BJX
1 stop16h 55mViva
Wed 12/178:00 pmBJX - ORD
1 stop27h 50mViva
Deal found 11/11$340
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Tue 12/211:43 amORD - BJX
2 stops50h 52mMultiple Airlines
Fri 2/65:30 pmBJX - ORD
1 stop6h 20mMultiple Airlines
Deal found 11/12$346
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sun 11/3010:32 amORD - BJX
1 stop26h 21mMultiple Airlines
Wed 12/312:50 amBJX - ORD
Nonstop3h 50mMultiple Airlines
Deal found 11/11$348
This Kiwi.com deal was found by Cheapflights users on 11/12. 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 12/111:52 pmORD - BJX
2 stops17h 24mMultiple Airlines
Wed 12/1712:50 amBJX - ORD
Nonstop3h 50mMultiple Airlines
Deal found 11/12$352
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Fri 12/54:49 pmORD - BJX
2 stops14h 27mMultiple Airlines
Sun 12/146:57 pmBJX - ORD
Nonstop3h 51mMultiple Airlines
Deal found 11/12$354
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/274:00 pmMDW - BJX
1 stop29h 20mMultiple Airlines
Sat 12/68:41 amBJX - MDW
Nonstop3h 46mMultiple Airlines
Deal found 11/11$362
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Tue 12/26:00 amORD - BJX
2 stops32h 35mMultiple Airlines
Mon 3/25:35 pmBJX - ORD
1 stop6h 10mMultiple Airlines
Deal found 11/11$362
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/274:00 pmMDW - BJX
1 stop29h 20mMultiple Airlines
Sun 12/76:10 amBJX - MDW
2 stops40h 08mMultiple Airlines
Deal found 11/11$371
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 11/274:00 pmMDW - BJX
1 stop29h 20mMultiple Airlines
Tue 12/28:41 amBJX - MDW
Nonstop3h 46mMultiple Airlines
Deal found 11/11$379

Cheap flight deals from Chicago to Guanajuato

Keep the following information in mind while searching for Chicago to Guanajuato flight deals. Data was last updated November 13, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$307
(CheapOair)

One-way from

$163
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$344
Provider with most accurate pricing for Chicago (CHI)-León Del Bajio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-León Del Bajio flights.
Search Deals
From Chicago (CHI) to Guanajuato
Search Deals
One-way flight from Chicago (CHI) to Guanajuato
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Guanajuato 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 November 13, 2025.
Use the filters below to find and compare flights from Chicago to Guanajuato that are best for you.

Fly from

Chicago

Fly to

Guanajuato

Route

Depart

Return

Price

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Sun 2/8

1:00 am-5:18 am

Nonstop4h 18m

León Del Bajio

Sat 2/14

7:00 am-4:36 am

2 stops21h 36m

$330

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Thu 1/22

7:35 am-6:44 pm

1 stop11h 09m

León Del Bajio

Thu 1/29

3:50 pm-12:28 am

1 stop8h 38m

$340

ChicagoLeón

MDW - BJX

MDWBJX

Chicago Midway

Mon 2/9

6:54 pm-4:18 pm

3 stops21h 24m

León Del Bajio

Sat 2/14

8:41 am-12:27 pm

Nonstop3h 46m

$371

ChicagoLeón

MDW - BJX

MDWBJX

Chicago Midway

Fri 1/23

6:54 pm-5:45 am

3 stops34h 51m

León Del Bajio

Tue 2/10

8:41 am-12:27 pm

Nonstop3h 46m

$378

ChicagoLeón

MDW - BJX

MDWBJX

Chicago Midway

Wed 1/28

6:54 pm-1:46 pm

2 stops18h 52m

León Del Bajio

Sat 1/31

8:41 am-12:27 pm

Nonstop3h 46m

$467

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Fri 12/5

1:00 am-5:18 am

Nonstop4h 18m

León Del Bajio

Tue 12/9

5:25 pm-3:00 pm

1 stop21h 35m

$471

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Sun 11/16

4:40 pm-11:15 pm

1 stop6h 35m

León Del Bajio

Mon 11/17

6:10 am-3:10 pm

1 stop9h 00m

$495

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Sun 12/14

1:52 pm-9:20 pm

1 stop7h 28m

León Del Bajio

Sun 1/18

8:05 pm-11:50 pm

1 stop27h 45m

$507

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Sat 12/27

1:20 am-4:35 pm

1 stop15h 15m

León Del Bajio

Fri 1/16

6:57 pm-10:48 pm

Nonstop3h 51m

$526

ChicagoLeón

ORD - BJX

ORDBJX

Chicago O'Hare Intl

Tue 1/27

12:59 am-2:58 pm

1 stop13h 59m

León Del Bajio

Wed 2/11

5:55 am-12:40 pm

1 stop6h 45m

$532

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 40 results
1
2
3
4

Best time to book a flight from Chicago to Guanajuato

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

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Guanajuato. Price data was last updated on November 7, 2025.

The price you pay for your flight from Chicago to Guanajuato may vary depending on when you book. For the best chance of a lower fare, look to book 87 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Chicago to Guanajuato (average of $106). Flying from Chicago to Guanajuato in December is currently the most expensive (average of $219). 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 CHI to GJ9?

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

It’s typically best to fly out from Chicago to Guanajuato in the evening. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Chicago to Guanajuato?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Guanajuato. Price data was last updated on November 2, 2025.

Travelers seeking maximum savings on their Chicago to Guanajuato flight should consider departing on Monday at noon when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Guanajuato

Get insights into the airlines that provide service to Guanajuato. 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 Guanajuato. Reviews last updated November 13, 2025.
Read reviews from past customers who have flown Aeromexico, American Airlines, and Viva from Chicago to Guanajuato. 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.
Aeromexico
7.4
Good
1,672 reviews

Boarding

7.4

Comfort

7.6

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Roberto,Aug 2025

MEX - CUN

Bad customer service, the worst, cancelled my ticket without advice
Aeromexico
7.4
Good
1,672 reviews
Aeromexico
7.4
Good
1,672 reviews

Boarding

7.4

Comfort

7.6

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Roberto,Aug 2025

MEX - CUN

Bad customer service, the worst, cancelled my ticket without advice
American Airlines
7.2
Good
11,049 reviews
Aeromexico
7.4
Good
1,672 reviews

Boarding

7.4

Comfort

7.6

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Roberto,Aug 2025

MEX - CUN

Bad customer service, the worst, cancelled my ticket without advice
Viva
7.0
Good
788 reviews
Aeromexico
7.4
Good
1,672 reviews

Boarding

7.4

Comfort

7.6

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Roberto,Aug 2025

MEX - CUN

Bad customer service, the worst, cancelled my ticket without advice
Volaris
6.7
Okay
1,148 reviews
Aeromexico
7.4
Good
1,672 reviews

Boarding

7.4

Comfort

7.6

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Roberto,Aug 2025

MEX - CUN

Bad customer service, the worst, cancelled my ticket without advice
Frontier
5.8
Fair
3,114 reviews
Aeromexico
7.4
Good
1,672 reviews

Boarding

7.4

Comfort

7.6

Food

6.6

Overall

7.4

Entertainment

7.1

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Roberto,Aug 2025

MEX - CUN

Bad customer service, the worst, cancelled my ticket without advice

Related info for your journey

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

  • How long is the flight from Chicago to Guanajuato?

    Volaris, United Airlines, and Viva can get you from Chicago to Guanajuato in just under 4h 18m. Your travel time can differ by up to 6h 51m. The distance between Chicago and Guanajuato is about 1650 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest flights from Chicago to Guanajuato?

    While on average a flight from Chicago to Guanajuato is generally $343, our data shows the cheapest flight currently is $156. When looking at the most popular route, (Chicago O'Hare Intl - León Del Bajio), you can expect to pay $314 for that flight.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Chicago to Guanajuato (average of $106). Flying from Chicago to Guanajuato in December is currently the most expensive (average of $219). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from Chicago to Guanajuato

Discover the top 7 airlines that operate flights from Chicago to Guanajuato. 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$144Average$407FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$159Average$292FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$196Average$544FlexibilityNo cancel feeOn-time69%
DeltaCheapest$208Average$415FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$209Average$321FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$212Average$380FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$260Average$569FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.