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$98+ Cheap flights from Illinois to Cancún (CUN)

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CUN
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheap flight deals from Illinois to Cancún

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

Round-trip from

$237
(Cheapflightsfares)

One-way from

$98
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$462

Good round-trip deal

$343 or less

Good one-way deal

$121 or less
From Illinois to Cancun
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One-way flight from Illinois to Cancun
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Highest demand for flights based on searches. 7% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 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 Illinois to Cancun.
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Price to beat on a one-way flight from Illinois to Cancun.
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Find flight deals from Illinois to Cancún

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

This Cheapflightsfares deal was found by Cheapflights users on 6/16. 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 7/214:36 pmORD - CUN
1 stop15h 41mSpirit Airlines
Mon 7/2810:55 amCUN - ORD
Nonstop3h 54mSpirit Airlines
Deal found 6/16$237
This Southwest deal was found by Cheapflights users on 6/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/159:00 amMDW - CUN
Nonstop3h 40mSouthwest
Wed 7/233:20 pmCUN - MDW
Nonstop3h 35mSouthwest
Deal found 6/13$269
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:05 amORD - CUN
Nonstop3h 45mAmerican Airlines
Fri 10/102:50 pmCUN - ORD
Nonstop4h 10mAmerican Airlines
Deal found 6/14$269
This Priceline deal was found by Cheapflights users on 6/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/57:00 amORD - CUN
1 stop9h 20mMultiple Airlines
Thu 7/1012:26 pmCUN - ORD
1 stop11h 27mMultiple Airlines
Deal found 6/13$278
This CheapOair deal was found by Cheapflights users on 6/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/296:36 pmSTL - CUN
1 stop14h 19mSpirit Airlines
Fri 7/410:00 amCUN - STL
1 stop7h 04mSpirit Airlines
Deal found 6/14$291
This Priceline deal was found by Cheapflights users on 6/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/282:44 pmMDW - CUN
1 stop25h 38mFrontier
Sat 7/59:09 amCUN - MDW
1 stop11h 13mFrontier
Deal found 6/14$297
This Priceline deal was found by Cheapflights users on 6/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/105:40 amORD - CUN
1 stop10h 40mFrontier
Mon 7/148:48 amCUN - ORD
1 stop14h 43mFrontier
Deal found 6/13$308
This Delta deal was found by Cheapflights users on 6/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:53 amORD - CUN
1 stop10h 44mDelta
Wed 10/151:27 pmCUN - ORD
1 stop10h 28mDelta
Deal found 6/15$309
This Trip.com deal was found by Cheapflights users on 6/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/86:00 amMDW - CUN
1 stop8h 25mAeromexico
Fri 7/183:25 pmCUN - MDW
1 stop6h 17mAeromexico
Deal found 6/16$310
This Delta deal was found by Cheapflights users on 6/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/126:04 amMDW - CUN
1 stop5h 26mDelta
Sat 8/168:00 amCUN - MDW
1 stop7h 28mDelta
Deal found 6/15$313
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/175:00 amPIA - CUN
1 stop10h 20mAmerican Airlines
Tue 8/194:10 pmCUN - PIA
1 stop6h 52mAmerican Airlines
Deal found 6/14$323
This American Airlines deal was found by Cheapflights users on 6/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:58 pmEVV - CUN
1 stop16h 17mAmerican Airlines
Fri 11/147:05 pmCUN - EVV
1 stop16h 20mAmerican Airlines
Deal found 6/14$323

Cheapflights Fare Finder

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

Fly from

Illinois

Fly to

Cancún

Route

Depart

Return

Price

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Mon 7/21

4:36 pm-8:17 am

1 stop15h 41m

Cancun

Mon 7/28

10:55 am-2:49 pm

Nonstop3h 54m

$237

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Tue 7/15

9:00 am-12:40 pm

Nonstop3h 40m

Cancun

Wed 7/23

3:20 pm-6:55 pm

Nonstop3h 35m

$269

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Mon 10/6

8:05 am-11:50 am

Nonstop3h 45m

Cancun

Fri 10/10

2:50 pm-7:00 pm

Nonstop4h 10m

$269

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sat 7/5

7:00 am-4:20 pm

1 stop9h 20m

Cancun

Thu 7/10

12:26 pm-11:53 pm

1 stop11h 27m

$278

St. LouisCancún

STL - CUN

STLCUN

Lambert-St Louis

Sun 6/29

6:36 pm-8:55 am

1 stop14h 19m

Cancun

Fri 7/4

10:00 am-5:04 pm

1 stop7h 04m

$291

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Sat 6/28

2:44 pm-4:22 pm

1 stop25h 38m

Cancun

Sat 7/5

9:09 am-8:22 pm

1 stop11h 13m

$297

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Thu 7/10

5:40 am-4:20 pm

1 stop10h 40m

Cancun

Mon 7/14

8:48 am-11:31 pm

1 stop14h 43m

$308

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Fri 10/10

1:53 am-12:37 pm

1 stop10h 44m

Cancun

Wed 10/15

1:27 pm-11:55 pm

1 stop10h 28m

$309

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Tue 7/8

6:00 am-2:25 pm

1 stop8h 25m

Cancun

Fri 7/18

3:25 pm-9:42 pm

1 stop6h 17m

$310

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Tue 8/12

6:04 am-11:30 am

1 stop5h 26m

Cancun

Wed 8/20

2:00 pm-9:49 pm

1 stop7h 49m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

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

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

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

Currently, January is the cheapest month in which you can book a flight from Illinois to Cancún (average of $360). Flying from Illinois to Cancún in March is currently the most expensive (average of $492). 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 CUN?

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

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

Weekly flight availability from Illinois to Cancún

Explore weekly flight availability from Illinois to Cancún. 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 16, 2025.

The most flights from USIL to CUN are scheduled on a Saturday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Cancún by month

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

In terms of precipitation, rainfall in Cancún ranges from 1.1 - 11.1 inches per month. October is typically the wettest month, when rainfall can reach 11.1 in. April is typically the driest time to visit Cancún when rainfall is around 1.1 in.

Temperature in Cancún by month

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

If weather is an important factor for your trip to Cancún, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated June 16, 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and Southwest from Illinois to Cancún to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Southwest
8.0
Very good
4,278 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,711 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,801 reviews
Delta
8.0
Very good
7,963 reviews

Crew

8.5

Entertainment

7.9

Comfort

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

    If you book a flight to Cancún from Illinois, you will be flying to Cancun, which is the city’s only airport. Cancun (CUN) is located 8.9 mi from the center of Cancún.

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

    $98 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Viva and American Airlines, with prices starting from $103 and $122, respectively.

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

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

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

    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 Cancún on time: Emirates (90%), United Airlines (86%), Frontier (80%).

  • What are the cheapest flights from Illinois to Cancún?

    Looking at all options, your cheapest flight can be booked for $91. While the most popular route (Chicago O'Hare Intl - Cancun) can be booked for $229 on average our data indicates $778 when flying from Illinois to Cancún.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Illinois to Cancún (average of $360). Flying from Illinois to Cancún in March is currently the most expensive (average of $492). 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 Illinois?

Book flights to Illinois if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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Alternative routes for Illinois to Cancún

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 Cancún

Discover the top 10 airlines that operate flights from Illinois to Cancún. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$120Average$326FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$161Average$548FlexibilityNo cancel feeOn-time69%
FrontierCheapest$164Average$394FlexibilityNo cancel feeOn-time62%
DeltaCheapest$168Average$539FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$184Average$620FlexibilityNo cancel feeOn-time79%
AeromexicoCheapest$186Average$479FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$251Average$323FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$266Average$639FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$292Average$534FlexibilityNo cancel feeOn-time71%
AviancaCheapest$621Average$896FlexibilityNo cancel feeOn-time71%

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