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$93+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MEX
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Frontier deal was found by Cheapflights users on 1/28. 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.
Mon 2/236:10 am
ORD
-
CUN
Nonstop4h 04m
Frontier
Wed 3/47:19 pm
CUN
-
ORD
Nonstop4h 09m
Frontier
Deal found 1/28$229
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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.
Sun 2/225:15 am
ORD
-
CUN
1 stop6h 05m
Spirit Airlines
Thu 2/2611:59 am
CUN
-
ORD
Nonstop3h 54m
Spirit Airlines
Deal found 1/27$230
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Tue 2/176:05 am
ORD
-
CUN
Nonstop3h 49m
Spirit Airlines
Wed 2/251:25 pm
CUN
-
ORD
1 stop8h 48m
Spirit Airlines
Deal found 1/27$231
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 2/86:23 am
ORD
-
CUN
1 stop14h 03m
Multiple Airlines
Wed 2/111:21 pm
CUN
-
ORD
1 stop8h 42m
Multiple Airlines
Deal found 1/28$232
This Booking.com deal was found by Cheapflights users on 1/27. 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.
Sun 2/17:11 am
ORD
-
CUN
Nonstop4h 08m
Multiple Airlines
Sat 2/71:21 pm
CUN
-
ORD
1 stop11h 26m
Multiple Airlines
Deal found 1/27$233
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 2/247:55 am
ORD
-
CUN
Nonstop4h 12m
Multiple Airlines
Thu 2/261:25 pm
CUN
-
ORD
1 stop6h 46m
Multiple Airlines
Deal found 1/28$234
This Travelocity deal was found by Cheapflights users on 1/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:55 am
ORD
-
CUN
Nonstop4h 12m
Frontier
Thu 3/56:27 pm
CUN
-
ORD
Nonstop4h 10m
Frontier
Deal found 1/27$235
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Sun 2/221:20 am
ORD
-
CUN
1 stop21h 25m
Multiple Airlines
Wed 3/47:19 pm
CUN
-
ORD
Nonstop4h 09m
Multiple Airlines
Deal found 1/28$236
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 2/95:15 am
ORD
-
CUN
1 stop6h 01m
Spirit Airlines
Thu 2/1911:59 am
CUN
-
ORD
Nonstop3h 54m
Spirit Airlines
Deal found 1/28$237
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/161:20 am
ORD
-
GDL
1 stop11h 30m
Viva
Wed 2/257:30 pm
GDL
-
ORD
Nonstop3h 55m
Viva
Deal found 1/27$238
This Frontier deal was found by Cheapflights users on 1/28. 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.
Mon 2/236:10 am
ORD
-
CUN
Nonstop4h 04m
Frontier
Thu 3/56:27 pm
CUN
-
ORD
Nonstop4h 10m
Frontier
Deal found 1/28$238
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/251:20 am
ORD
-
GDL
1 stop8h 35m
Viva
Mon 3/95:25 pm
GDL
-
ORD
1 stop6h 20m
Viva
Deal found 1/27$239

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$229
(Frontier)

One-way from

$93
(Super.com)

Popular in

December

Cheapest in

February

Average price

$306

Good round-trip deal

$280 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.
Search Deals
From Illinois to Mexico
Search Deals
One-way flight from Illinois to Mexico
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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.
Search Deals

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 January 29, 2026.
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 - MEX

ORDMEX

Chicago O'Hare Intl

Wed 3/11

12:59 pm-11:35 pm

1 stop11h 36m

Mexico City Benito Juarez

Sat 3/14

12:40 am-5:36 am

Nonstop3h 56m

$253

ChicagoGuadalajara

ORD - GDL

ORDGDL

Chicago O'Hare Intl

Tue 3/3

11:59 pm-4:27 am

Nonstop4h 28m

Guadalajara Miguel Hidal

Mon 3/9

6:21 am-11:19 am

Nonstop3h 58m

$253

ChicagoMexico City

ORD - MEX

ORDMEX

Chicago O'Hare Intl

Thu 4/16

1:20 am-4:45 am

Nonstop4h 25m

Mexico City Benito Juarez

Mon 4/20

5:45 am-10:50 am

Nonstop4h 05m

$254

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Wed 4/8

2:15 am-11:40 pm

1 stop22h 25m

Mexico City Toluca Intl

Wed 4/15

3:05 pm-12:45 am

1 stop8h 40m

$255

ChicagoGuadalajara

ORD - GDL

ORDGDL

Chicago O'Hare Intl

Fri 3/6

11:58 pm-7:20 am

1 stop7h 22m

Guadalajara Miguel Hidal

Mon 3/16

6:21 am-11:19 am

Nonstop3h 58m

$258

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

Mon 3/16

3:05 pm-12:45 am

1 stop8h 40m

$269

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Sun 4/19

3:30 am-10:00 am

1 stop7h 30m

Mexico City Toluca Intl

Fri 5/8

3:05 pm-12:45 am

1 stop8h 40m

$272

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Sun 3/8

2:20 am-8:25 am

1 stop7h 05m

Mexico City Toluca Intl

Wed 3/11

3:05 pm-12:45 am

1 stop8h 40m

$272

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Thu 3/26

12:59 pm-7:17 pm

1 stop7h 18m

Mexico City Toluca Intl

Sat 4/4

9:05 am-11:45 pm

1 stop13h 40m

$273

ChicagoMexico City

ORD - TLC

ORDTLC

Chicago O'Hare Intl

Thu 4/9

2:15 am-6:55 pm

1 stop17h 40m

Mexico City Toluca Intl

Wed 4/15

7:40 pm-12:45 am

1 stop28h 05m

$274

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/29

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 $186). 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 January 29, 2026.

A simple way to save on the total cost of your ticket is to fly from Illinois to Mexico in the afternoon. If you’re flexible enough to do this you can expect to save up to 12% 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 January 24, 2026.

Travelers seeking maximum savings on their Illinois to Mexico flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday 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 January 29, 2026.

The most flights from USIL to MX0 are scheduled on a Friday (16 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (13 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 3h 45m. Volaris provides one of the quickest options available for as low as $291. Illinois and Mexico are separated by a distance of 1434 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 $186). 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.

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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$48Average$350FlexibilityNo cancel feeOn-time79%
FrontierCheapest$118Average$405FlexibilityNo cancel feeOn-time62%
AviancaCheapest$129Average$293FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$135Average$336FlexibilityNo cancel feeOn-time65%
AeromexicoCheapest$140Average$437FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$144Average$600FlexibilityNo cancel feeOn-time69%
DeltaCheapest$149Average$741FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$153Average$346FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$250Average$425FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$259Average$614FlexibilityNo cancel feeOn-time71%

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