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Mexico City

$105+ Cheap flights from Illinois to Mexico City (MEX)

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 — MEX
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Illinois to Mexico City

Keep the following information in mind while searching for Illinois to Mexico City flight deals. Data was last updated August 20, 2025.

Round-trip from

$218
(Kiwi.com)

One-way from

$105
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$378

Good round-trip deal

$293 or less

Good one-way deal

$148 or less
From Illinois to Mexico City Benito Juarez
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One-way flight from Illinois to Mexico City Benito Juarez
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Highest demand for flights based on searches. 13% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($20 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 Illinois to Mexico City Benito Juarez.
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Price to beat on a one-way flight from Illinois to Mexico City Benito Juarez.
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Find flight deals from Illinois to Mexico City

Cheapest flights from Illinois to Mexico City
Explore the most affordable flight options available from Illinois to Mexico City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/27:25 amORD - MEX
Nonstop4h 10mVolaris
Sat 10/412:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$218
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/37:25 amORD - MEX
Nonstop4h 10mVolaris
Sat 10/186:30 pmMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$219
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/37:25 amORD - MEX
Nonstop4h 10mVolaris
Sun 10/1212:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$220
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/261:40 amORD - MEX
Nonstop4h 10mVolaris
Sun 10/512:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$221
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/61:40 amORD - MEX
Nonstop4h 10mVolaris
Thu 10/1612:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$223
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 11/106:23 amORD - MEX
Nonstop4h 22mVolaris
Wed 12/106:10 pmMEX - ORD
Nonstop3h 56mVolaris
Deal found 8/18$225
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/117:25 amORD - MEX
Nonstop4h 10mVolaris
Mon 10/2012:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$227
This Cheapflightsfares deal was found by Cheapflights users on 8/19. 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.
Mon 9/221:40 amORD - MEX
Nonstop4h 10mVolaris
Tue 9/2312:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/19$228
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/57:25 amORD - MEX
Nonstop4h 10mVolaris
Mon 10/1312:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$229
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/17:25 amORD - MEX
Nonstop4h 10mVolaris
Fri 10/176:30 pmMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/18$231
This Gotogate deal was found by Cheapflights users on 8/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:40 amORD - MEX
Nonstop4h 10mVolaris
Fri 10/1712:40 amMEX - ORD
Nonstop4h 02mVolaris
Deal found 8/19$232
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 9/46:30 amMDW - MEX
1 stop16h 30mMultiple Airlines
Sun 9/73:45 pmMEX - MDW
1 stop28h 01mMultiple Airlines
Deal found 8/18$340

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Mexico City 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 20, 2025.
Use the filters below to find and compare flights from Illinois to Mexico City that are best for you.

Fly from

Illinois

Fly to

Mexico City

Route

Depart

Return

Price

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Tue 2/10

2:27 pm-7:15 pm

Nonstop4h 48m

Mexico City Benito Juarez

Mon 2/16

8:30 am-12:48 pm

Nonstop4h 18m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Mon 1/12

1:00 am-5:41 am

Nonstop4h 41m

Mexico City Benito Juarez

Tue 1/20

7:09 pm-11:18 pm

Nonstop4h 09m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Mon 2/9

1:00 am-5:41 am

Nonstop4h 41m

Mexico City Benito Juarez

Sun 2/15

8:30 am-12:48 pm

Nonstop4h 18m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Wed 2/11

1:00 am-5:41 am

Nonstop4h 41m

Mexico City Benito Juarez

Thu 2/19

8:30 am-12:48 pm

Nonstop4h 18m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Wed 1/14

2:27 pm-7:15 pm

Nonstop4h 48m

Mexico City Benito Juarez

Thu 1/22

7:09 pm-11:18 pm

Nonstop4h 09m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Wed 2/4

1:00 am-5:41 am

Nonstop4h 41m

Mexico City Benito Juarez

Tue 2/10

7:09 pm-11:18 pm

Nonstop4h 09m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Sat 2/7

1:00 am-5:41 am

Nonstop4h 41m

Mexico City Benito Juarez

Sun 2/15

7:09 pm-11:18 pm

Nonstop4h 09m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Tue 2/10

2:27 pm-7:15 pm

Nonstop4h 48m

Mexico City Benito Juarez

Tue 2/17

7:09 pm-11:18 pm

Nonstop4h 09m

$298

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Sat 1/17

1:00 am-5:41 am

Nonstop4h 41m

Mexico City Benito Juarez

Sat 1/24

8:30 am-12:48 pm

Nonstop4h 18m

$298

ChicagoMexico City

MDW - MEX

MDWMEX

Chicago Midway

Thu 9/4

6:30 am-10:00 pm

1 stop16h 30m

Mexico City Benito Juarez

Sun 9/7

3:45 pm-8:46 pm

1 stop28h 01m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Mexico City

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

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

Currently, May is the cheapest month in which you can book a flight from Illinois to Mexico City (average of $387). Flying from Illinois to Mexico City in December is currently the most expensive (average of $615). 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 MEX?

Find hourly flight availability from Illinois to Mexico City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

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

Weekly flight availability from Illinois to Mexico City

Explore weekly flight availability from Illinois to Mexico City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 20, 2025.

The most flights from USIL to MEX are scheduled on a Tuesday (13 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (9 on average).

Related info for your journey

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

    Mexico City Benito Juarez (MEX), located 5.5 mi from the city center, is the airport you fly into when you book flights from Illinois to Mexico City.

  • How long is the flight from Illinois to Mexico City?

    There are many flights that can get you from Illinois to Mexico City in 4h 48m. Fly via Delta or American Airlines to get the fastest option. There are 1688 mi between Illinois and Mexico City. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Illinois to Mexico City?

    While some choose either Chicago Midway - Mexico City Benito Juarez or Lambert-St Louis - Mexico City Benito Juarez, Chicago O'Hare Intl - Mexico City Benito Juarez is the most popular route from Illinois to Mexico City.

  • What are the most reliable airlines from Illinois to Mexico City?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Mexico City on time: Aeromexico (89%), Delta (88%), Emirates (82%).

  • What are the cheapest flights from Illinois to Mexico City?

    On average you can expect to pay $733 for a flight from Illinois to Mexico City. The cheapest flight overall is $97 while the most popular route, (Chicago O'Hare Intl - Mexico City Benito Juarez) is currently priced at $225.

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

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

  • How can I find direct flights from Illinois to Mexico City?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Mexico City 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 Mexico City?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Mexico City (average of $387). Flying from Illinois to Mexico City in December is currently the most expensive (average of $615). 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 Illinois to Mexico City

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Top 9 airlines flying from Illinois to Mexico City

Discover the top 9 airlines that operate flights from Illinois to Mexico City. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$142Average$310FlexibilityNo cancel feeOn-time79%
FrontierCheapest$163Average$355FlexibilityNo cancel feeOn-time62%
AviancaCheapest$166Average$307FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$174Average$495FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$178Average$528FlexibilityNo cancel feeOn-time69%
VivaCheapest$214Average$346FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$218Average$505FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$307Average$506FlexibilityNo cancel feeOn-time71%
AeroMexico ConnectCheapest$523Average$771FlexibilityNo cancel feeOn-timeN/A

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