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$80+ Cheap flights from Illinois to 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEX
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Illinois to Mexico

Cheapest flights from Illinois to Mexico
Explore the most affordable flight options available from Illinois to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Super.com deal was found by Cheapflights users on 12/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3110:37 amORD - CUN
Nonstop4h 11mFrontier
Thu 1/222:57 pmCUN - ORD
1 stop8h 49mFrontier
Deal found 12/11$221
This Frontier deal was found by Cheapflights users on 12/12. 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 12/3110:37 amORD - CUN
Nonstop4h 11mFrontier
Thu 1/83:14 pmCUN - ORD
1 stop8h 25mFrontier
Deal found 12/12$222
This Super.com deal was found by Cheapflights users on 12/11. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amORD - CUN
Nonstop3h 50mSpirit Airlines
Fri 1/161:21 pmCUN - ORD
1 stop11h 25mSpirit Airlines
Deal found 12/11$229
This Kiwi.com deal was found by Cheapflights users on 12/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amORD - CUN
Nonstop3h 50mMultiple Airlines
Thu 1/83:14 pmCUN - ORD
1 stop8h 25mMultiple Airlines
Deal found 12/14$236
This Kiwi.com deal was found by Cheapflights users on 12/12. 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 12/1311:43 amORD - CUN
Nonstop4h 09mFrontier
Fri 12/196:22 pmCUN - ORD
Nonstop4h 10mFrontier
Deal found 12/12$248
This Kiwi.com deal was found by Cheapflights users on 12/12. 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.
Sun 12/149:14 pmORD - CUN
1 stop13h 22mMultiple Airlines
Tue 12/166:02 pmCUN - ORD
Nonstop4h 10mMultiple Airlines
Deal found 12/12$249
This FlightHub deal was found by Cheapflights users on 12/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:05 amORD - CUN
Nonstop3h 50mSpirit Airlines
Thu 1/81:21 pmCUN - ORD
1 stop8h 42mSpirit Airlines
Deal found 12/12$251
This Mytrip deal was found by Cheapflights users on 12/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:43 amORD - CUN
Nonstop4h 09mFrontier
Mon 12/226:22 pmCUN - ORD
Nonstop4h 10mFrontier
Deal found 12/12$252
This CheapOair deal was found by Cheapflights users on 12/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1311:43 amORD - CUN
Nonstop4h 09mFrontier
Tue 12/166:02 pmCUN - ORD
Nonstop4h 10mFrontier
Deal found 12/12$253
This Frontier deal was found by Cheapflights users on 12/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:12 amMDW - CUN
1 stop6h 28mFrontier
Thu 1/154:12 pmCUN - MDW
1 stop7h 07mFrontier
Deal found 12/13$269
This Frontier deal was found by Cheapflights users on 12/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:12 amMDW - CUN
1 stop6h 28mFrontier
Thu 1/83:14 pmCUN - MDW
1 stop8h 03mFrontier
Deal found 12/13$277
This Frontier deal was found by Cheapflights users on 12/11. 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.
Wed 12/313:10 pmMDW - CUN
2 stops18h 33mFrontier
Thu 1/222:57 pmCUN - MDW
1 stop8h 22mFrontier
Deal found 12/11$323

Find flight deals from Illinois to Mexico

Keep the following information in mind while searching for Illinois to Mexico flight deals. Data was last updated December 14, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$212
(FlightHub)

One-way from

$80
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$567

Good round-trip deal

$299 or less

Good one-way deal

$103 or less
Provider with most accurate pricing for Chicago (CHI)-Mexico City Benito Juarez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Mexico City Benito Juarez flights.
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From Illinois to Mexico
Search Deals
One-way flight from Illinois to Mexico
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Mexico.
Search Deals
Price to beat on a one-way flight from Illinois to Mexico.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Mexico 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 December 14, 2025.
Use the filters below to find and compare flights from Illinois to Mexico that are best for you.

Fly from

Illinois

Fly to

Mexico

Route

Depart

Return

Price

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 3/11

12:59 pm-7:17 pm

1 stop7h 18m

Mexico City Toluca Intl

Fri 3/20

3:05 pm-12:45 am

1 stop8h 40m

$254

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Mon 3/9

12:59 pm-7:17 pm

1 stop7h 18m

Mexico City Toluca Intl

Mon 3/16

6:00 am-12:45 am

1 stop17h 45m

$258

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 1/7

1:20 am-11:45 pm

1 stop22h 25m

Mexico City Toluca Intl

Thu 2/12

7:40 pm-11:50 pm

1 stop28h 10m

$259

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Sat 1/10

1:10 am-10:05 am

1 stop8h 55m

Mexico City Toluca Intl

Wed 1/21

9:00 am-11:50 pm

1 stop14h 50m

$267

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 3/4

1:20 am-8:25 am

1 stop7h 05m

Mexico City Toluca Intl

Thu 3/12

7:40 pm-12:45 am

1 stop28h 05m

$278

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 2/18

1:20 am-8:20 am

1 stop7h 00m

Mexico City Toluca Intl

Sun 3/1

6:00 am-11:45 pm

1 stop17h 45m

$279

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Mon 1/19

1:20 am-8:30 am

1 stop7h 10m

Mexico City Toluca Intl

Thu 2/19

7:40 pm-11:50 pm

1 stop28h 10m

$283

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Fri 2/6

1:20 am-6:55 pm

1 stop17h 35m

Mexico City Toluca Intl

Sun 2/15

6:05 am-11:50 pm

1 stop17h 45m

$285

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 2/25

1:20 am-10:05 am

1 stop8h 45m

Mexico City Toluca Intl

Sun 3/1

6:00 am-11:45 pm

1 stop17h 45m

$288

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 1/28

1:20 am-8:30 am

1 stop7h 10m

Mexico City Toluca Intl

Sun 2/1

7:40 pm-11:50 pm

1 stop28h 10m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

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

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

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

Currently, May is the cheapest month in which you can book a flight from Illinois to Mexico (average of $48). Flying from Illinois to Mexico in December is currently the most expensive (average of $181). 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 MX?

Find hourly flight availability from Illinois to Mexico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Illinois to Mexico in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Illinois to Mexico?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Mexico. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Illinois to Mexico

Explore weekly flight availability from Illinois to Mexico. 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 December 14, 2025.

The most flights from USIL to MX0 are scheduled on a Friday (15 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (6 on average).

Related info for your journey

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

    A quick flight from Illinois to Mexico can take about 4h 46m. Viva provides one of the quickest options available for as low as $305. Illinois and Mexico are separated by a distance of 1688 mi. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from Illinois to Mexico are Spirit Airlines ($33), United Airlines ($80), and Southwest ($88).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Mexico 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?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Mexico (average of $48). Flying from Illinois to Mexico in December is currently the most expensive (average of $181). 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

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Alternative routes for Illinois to Mexico

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Illinois to Mexico

Discover the top 10 airlines that operate flights from Illinois to Mexico. 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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$50Average$397FlexibilityNo cancel feeOn-time79%
AviancaCheapest$129Average$293FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$131Average$447FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$134Average$456FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$148Average$597FlexibilityNo cancel feeOn-time69%
DeltaCheapest$164Average$492FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$164Average$338FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$164Average$347FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$259Average$590FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$262Average$382FlexibilityNo cancel feeOn-time62%

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