HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Aguascalientes

$149+ Cheap flights from Illinois to Aguascalientes, Mexico (AGU)

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 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — AGU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Aguascalientes 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.

Cheap flight deals from Illinois to Aguascalientes

Keep the following information in mind while searching for Illinois to Aguascalientes flight deals. Data was last updated September 16, 2025.

Round-trip from

$316
(Aeromexico)

One-way from

$149
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$475

Good round-trip deal

$319 or less

Good one-way deal

$214 or less
From Illinois to Aguascalients
Search Deals
One-way flight from Illinois to Aguascalients
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Aguascalients.
Search Deals
Price to beat on a one-way flight from Illinois to Aguascalients.
Search Deals

Find flight deals from Illinois to Aguascalientes

Cheapest flights from Illinois to Aguascalientes
Explore the most affordable flight options available from Illinois to Aguascalientes. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Mon 9/296:15 amORD - AGU
2 stops12h 50mAeromexico
Mon 10/277:56 pmAGU - ORD
1 stop17h 16mAeromexico
Deal found 9/15$317
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Sat 10/46:00 pmORD - AGU
2 stops19h 45mAeromexico
Tue 10/286:17 amAGU - ORD
1 stop6h 55mAeromexico
Deal found 9/15$322
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Tue 9/306:00 amMDW - AGU
2 stops13h 05mAeromexico
Thu 10/236:18 amAGU - MDW
2 stops14h 56mAeromexico
Deal found 9/15$327
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Mon 9/296:15 amORD - AGU
2 stops12h 50mAeromexico
Wed 10/296:17 amAGU - ORD
2 stops16h 41mAeromexico
Deal found 9/15$327
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Sat 10/411:00 amMDW - AGU
2 stops23h 02mAeromexico
Thu 10/236:18 amAGU - MDW
2 stops14h 56mAeromexico
Deal found 9/15$332
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Sat 10/41:05 pmORD - AGU
2 stops20h 57mAeromexico
Wed 10/296:17 amAGU - ORD
2 stops16h 41mAeromexico
Deal found 9/15$332
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Sat 10/46:15 amORD - AGU
2 stops12h 49mAeromexico
Fri 10/246:18 amAGU - ORD
2 stops16h 40mAeromexico
Deal found 9/15$337
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 11/177:55 pmORD - AGU
1 stop16h 07mUnited Airlines
Sun 12/2112:45 pmAGU - ORD
1 stop9h 52mUnited Airlines
Deal found 9/15$344
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Wed 10/16:00 amORD - AGU
1 stop14h 27mUnited Airlines
Fri 10/1012:40 pmAGU - ORD
1 stop10h 34mUnited Airlines
Deal found 9/14$350
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 9/277:55 pmORD - AGU
1 stop16h 38mUnited Airlines
Fri 10/1012:40 pmAGU - ORD
1 stop10h 34mUnited Airlines
Deal found 9/14$356
This Booking.com deal was found by Cheapflights users on 9/15. 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.
Mon 11/175:33 pmMDW - AGU
Nonstop4h 07mVolaris
Sun 12/216:00 amAGU - MDW
Nonstop3h 40mVolaris
Deal found 9/15$373
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/1512:45 pmORD - AGU
1 stop7h 46mUnited Airlines
Tue 12/26:10 amAGU - ORD
1 stop16h 46mUnited Airlines
Deal found 9/15$376

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Aguascalientes 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 September 16, 2025.
Use the filters below to find and compare flights from Illinois to Aguascalientes that are best for you.

Fly from

Illinois

Fly to

Aguascalientes

Route

Depart

Return

Price

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Tue 3/10

2:27 pm-10:03 pm

1 stop8h 36m

Aguascalients

Wed 3/11

8:14 pm-1:48 pm

1 stop16h 34m

$316

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Tue 9/30

7:20 am-8:08 pm

2 stops13h 48m

Aguascalients

Mon 10/27

7:56 pm-2:12 pm

1 stop17h 16m

$317

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Mon 9/29

6:15 am-6:05 pm

2 stops12h 50m

Aguascalients

Sat 10/25

7:35 pm-2:12 pm

1 stop17h 37m

$322

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Tue 9/30

7:20 am-6:05 pm

2 stops11h 45m

Aguascalients

Sat 10/25

7:35 pm-2:12 pm

1 stop17h 37m

$322

ChicagoAguascalientes

MDW - AGU

MDWAGU

Chicago Midway

Tue 9/30

6:00 am-6:05 pm

2 stops13h 05m

Aguascalients

Thu 10/23

6:18 am-10:14 pm

2 stops14h 56m

$327

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Tue 9/30

7:20 am-11:10 pm

2 stops16h 50m

Aguascalients

Wed 10/29

10:10 am-11:58 pm

2 stops12h 48m

$327

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Sat 10/4

6:15 am-6:04 pm

2 stops12h 49m

Aguascalients

Fri 10/24

6:18 am-11:58 pm

2 stops16h 40m

$337

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Mon 11/17

7:55 pm-12:02 pm

1 stop16h 07m

Aguascalients

Sun 12/21

12:45 pm-10:37 pm

1 stop9h 52m

$344

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Wed 10/1

6:00 am-7:27 pm

1 stop14h 27m

Aguascalients

Fri 10/10

12:40 pm-12:14 am

1 stop10h 34m

$350

ChicagoAguascalientes

ORD - AGU

ORDAGU

Chicago O'Hare Intl

Sat 9/27

7:55 pm-11:33 am

1 stop16h 38m

Aguascalients

Fri 10/10

12:40 pm-12:14 am

1 stop10h 34m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 38 results
1
2
3
4

Best time to book a flight from Illinois to Aguascalientes

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

What is the cheapest month to book a flight from Illinois to Aguascalientes?

Currently, February is the cheapest month in which you can book a flight from Illinois to Aguascalientes (average of $463). Flying from Illinois to Aguascalientes in December is currently the most expensive (average of $803). 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 IL to AGU?

Find hourly flight availability from Illinois to Aguascalientes. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

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

How much does it cost to fly round-trip from Illinois to Aguascalientes?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Aguascalientes. 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 into for flights to Aguascalientes from Illinois?

    If you book a flight to Aguascalientes from Illinois, you will be flying to Aguascalients, which is the city’s only airport. Aguascalients (AGU) is located 12.4 mi from the center of Aguascalientes.

  • How long is the flight from Illinois to Aguascalientes?

    Aeromexico and Volaris can get you from Illinois to Aguascalientes in just under 4h 07m. Your travel time can differ by up to 4h 29m. Airlines will cover a distance of 1624 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to Aguascalientes one-way?

    The cheapest airlines for a one-way flight from Illinois to Aguascalientes are United Airlines ($149), Volaris ($174), and Aeromexico ($187).

  • What are the most popular routes from Illinois to Aguascalientes?

    While some choose either Chicago Midway - Aguascalients or Moline Quad-City - Aguascalients, Chicago O'Hare Intl - Aguascalients is the most popular route from Illinois to Aguascalientes.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Aguascalientes (average of $463). Flying from Illinois to Aguascalientes in December is currently the most expensive (average of $803). 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 Aguascalientes?

Book flights to Aguascalientes if you plan to visit one of these locations
Lagos de Moreno

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 5 airlines flying from Illinois to Aguascalientes

Discover the top 5 airlines that operate flights from Illinois to Aguascalientes. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$177Average$221FlexibilityNo cancel feeOn-time62%
VolarisCheapest$270Average$396FlexibilityNo cancel feeOn-time79%
AeromexicoCheapest$290Average$447FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$300Average$446FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$317Average$510FlexibilityNo cancel feeOn-time69%

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.