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$136+ Cheap flights from Cancún (CUN) to Illinois

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Cancún to Illinois

Keep the following information in mind while searching for Cancún to Illinois flight deals. Data was last updated June 12, 2025.

Round-trip from

$220
(SmartFares)

One-way from

$136
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$344

Good round-trip deal

$179 or less

Good one-way deal

$167 or less
From Cancun to Illinois
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One-way flight from Cancun to Illinois
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Highest demand for flights based on searches. 11% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Cancun to Illinois.
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Price to beat on a one-way flight from Cancun to Illinois.
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Find flight deals from Cancún to Illinois

Cheapest flights from Cancún to Illinois
Explore the most affordable flight options available from Cancún to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This SmartFares deal was found by Cheapflights users on 6/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1110:55 amCUN - ORD
Nonstop3h 54mSpirit Airlines
Mon 7/146:00 amORD - CUN
Nonstop3h 50mSpirit Airlines
Deal found 6/10$220
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 9/113:38 pmCUN - ORD
Nonstop3h 58mUnited Airlines
Sat 9/2010:43 amORD - CUN
Nonstop3h 45mUnited Airlines
Deal found 6/10$230
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:50 pmCUN - ORD
Nonstop4h 00mAmerican Airlines
Sat 9/208:47 pmORD - CUN
1 stop14h 30mAmerican Airlines
Deal found 6/12$256
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1110:55 amCUN - ORD
Nonstop3h 54mMultiple Airlines
Fri 7/1812:25 pmORD - CUN
1 stop7h 40mMultiple Airlines
Deal found 6/11$262
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/21:51 pmCUN - ORD
1 stop10h 38mDelta
Tue 10/71:16 pmORD - CUN
1 stop6h 48mDelta
Deal found 6/10$270
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/251:45 pmCUN - MDW
1 stop7h 59mDelta
Tue 9/301:05 pmMDW - CUN
1 stop6h 57mDelta
Deal found 6/10$275
This Priceline deal was found by Cheapflights users on 6/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/129:09 amCUN - MDW
1 stop11h 13mFrontier
Mon 7/146:20 amMDW - CUN
1 stop6h 07mFrontier
Deal found 6/12$290
This Arajet deal was found by Cheapflights users on 6/11. 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 Arajet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:49 pmCUN - ORD
1 stop16h 08mArajet
Sun 11/233:30 amORD - CUN
1 stop12h 27mArajet
Deal found 6/11$312
This Aeromexico deal was found by Cheapflights users on 6/10. 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.
Fri 10/101:54 pmCUN - ORD
1 stop7h 58mAeromexico
Sat 10/1811:19 amORD - CUN
1 stop8h 50mAeromexico
Deal found 6/10$316
This Priceline deal was found by Cheapflights users on 6/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/262:50 pmCUN - STL
Nonstop3h 17mFrontier
Mon 9/2910:22 amSTL - CUN
Nonstop3h 13mFrontier
Deal found 6/10$347
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:54 pmCUN - STL
1 stop9h 08mDelta
Mon 10/131:30 pmSTL - CUN
1 stop6h 39mDelta
Deal found 6/10$348
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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.
Thu 10/211:31 amCUN - ORD
Nonstop3h 55mVolaris
Mon 10/61:40 amORD - CUN
1 stop13h 18mVolaris
Deal found 6/10$351

Cheapflights Fare Finder

Customize your flight search to find flights from Cancún to Illinois 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 June 12, 2025.
Use the filters below to find and compare flights from Cancún to Illinois that are best for you.

Fly from

Cancún

Fly to

Illinois

Route

Depart

Return

Price

CancúnChicago

CUN - ORD

CUNORD

Cancun

Fri 7/11

10:55 am-2:49 pm

Nonstop3h 54m

Chicago O'Hare Intl

Mon 7/14

6:00 am-9:50 am

Nonstop3h 50m

$220

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 9/11

3:38 pm-7:36 pm

Nonstop3h 58m

Chicago O'Hare Intl

Sat 9/20

10:43 am-2:28 pm

Nonstop3h 45m

$230

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 9/11

2:50 pm-6:50 pm

Nonstop4h 00m

Chicago O'Hare Intl

Sat 9/20

8:47 pm-11:17 am

1 stop14h 30m

$256

CancúnChicago

CUN - ORD

CUNORD

Cancun

Fri 7/11

10:55 am-2:49 pm

Nonstop3h 54m

Chicago O'Hare Intl

Fri 7/18

12:25 pm-8:05 pm

1 stop7h 40m

$262

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 10/2

1:51 pm-12:29 am

1 stop10h 38m

Chicago O'Hare Intl

Tue 10/7

1:16 pm-8:04 pm

1 stop6h 48m

$270

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Thu 9/25

1:45 pm-9:44 pm

1 stop7h 59m

Chicago Midway

Tue 9/30

1:05 pm-8:02 pm

1 stop6h 57m

$275

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Sat 7/12

9:09 am-8:22 pm

1 stop11h 13m

Chicago Midway

Mon 7/14

6:20 am-12:27 pm

1 stop6h 07m

$290

CancúnChicago

CUN - ORD

CUNORD

Cancun

Fri 11/21

5:49 pm-8:57 am

1 stop16h 08m

Chicago O'Hare Intl

Sun 11/23

3:30 am-4:57 pm

1 stop12h 27m

$312

CancúnChicago

CUN - ORD

CUNORD

Cancun

Fri 10/10

1:54 pm-9:52 pm

1 stop7h 58m

Chicago O'Hare Intl

Sat 10/18

11:19 am-8:09 pm

1 stop8h 50m

$316

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Fri 9/26

2:50 pm-6:07 pm

Nonstop3h 17m

Lambert-St Louis

Mon 9/29

10:22 am-1:35 pm

Nonstop3h 13m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 46 results
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Best time to book a flight from Cancún to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from Cancún to Illinois (average of $245). Flying from Cancún to Illinois in March is currently the most expensive (average of $321). 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 CUN to IL?

Find hourly flight availability from Cancún to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cancún to Illinois as you normally would.

Weekly flight availability from Cancún to Illinois

Explore weekly flight availability from Cancún to Illinois. 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 June 12, 2025.

The most flights from CUN to USIL are scheduled on a Monday (8 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Southwest, Delta and Air Transat from Cancún to Illinois by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,946 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Air Transat
7.8
Good
396 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Aeromexico
7.5
Good
1,706 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Boarding

8.2

Comfort

8.0

Entertainment

7.6

Overall

8.0

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

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

    Cancun (CUN), located 8.9 mi from the city center, is the airport you fly out of when you book flights from Cancún to Illinois.

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

    The cheapest airlines for a one-way flight from Cancún to Illinois are Spirit Airlines ($136), Southwest ($148), and United Airlines ($148).

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

    Most travelers choose Cancun - Chicago O'Hare Intl, Cancun - Chicago Midway or Cancun - Lambert-St Louis when deciding on the best route from Cancún to Illinois.

  • What are the most reliable airlines from Cancún to Illinois?

    Consider Emirates (83%), United Airlines (83%) or Frontier (75%) when booking your flight. These represent the most reliable airlines when flying from Cancún to Illinois.

  • What are the cheapest flights from Cancún to Illinois?

    Looking for the cheapest flight from Cancún to Illinois? While on average our users pay $256, our data indicates the cheapest price to be $117. The most popular route (Cancun - Chicago O'Hare Intl), is priced around $259.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Cancún to Illinois (average of $245). Flying from Cancún to Illinois in March is currently the most expensive (average of $321). 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 Cancún to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
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Cancún to Cleveland flights

Top 4 airlines flying from Cancún to Illinois

Discover the top 4 airlines that operate flights from Cancún to Illinois. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$170FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$177Average$241FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$212Average$319FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$310Average$428FlexibilityNo cancel feeOn-time71%

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