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$142+ 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — ORD
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$226
(Cheapflightsfares)

One-way from

$142
(Cheapflightsfares)

Popular in

June

Cheapest in

May

Average price

$244

Good round-trip deal

$124 or less

Good one-way deal

$171 or less
Provider with most accurate pricing for Cancun-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Cancun-Chicago (CHI) flights.
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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. 5% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1710:46 amCUN - ORD
Nonstop4h 03mSpirit Airlines
Sun 4/206:00 amORD - CUN
Nonstop3h 41mSpirit Airlines
Deal found 3/27$226
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/152:59 pmCUN - ORD
Nonstop4h 00mAmerican Airlines
Mon 5/267:16 pmORD - CUN
1 stop14h 14mAmerican Airlines
Deal found 3/27$249
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:20 pmCUN - ORD
Nonstop4h 02mUnited Airlines
Tue 5/610:42 amORD - CUN
Nonstop3h 46mUnited Airlines
Deal found 3/27$263
This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/13:11 pmCUN - MDW
1 stop7h 11mAeromexico
Tue 5/66:04 amMDW - CUN
1 stop6h 46mAeromexico
Deal found 3/27$264
This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/112:35 pmCUN - ORD
1 stop8h 15mAeromexico
Tue 5/66:35 amORD - CUN
2 stops13h 54mAeromexico
Deal found 3/27$264
This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/179:17 pmCUN - ORD
1 stop13h 48mMultiple Airlines
Sun 4/206:00 amORD - CUN
Nonstop3h 41mMultiple Airlines
Deal found 3/27$265
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/28:15 amCUN - MDW
1 stop7h 57mDelta
Tue 5/612:48 pmMDW - CUN
2 stops11h 37mDelta
Deal found 3/27$275
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/310:00 amCUN - ORD
2 stops10h 45mDelta
Sun 4/66:45 amORD - CUN
1 stop6h 14mDelta
Deal found 3/27$275
This eDestinos deal was found by Cheapflights users on 3/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2610:41 amCUN - ORD
1 stop12h 26mVolaris
Sun 11/306:00 amORD - CUN
1 stop8h 53mVolaris
Deal found 3/27$354
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/241:31 pmCUN - MDW
1 stop20h 34mFrontier
Thu 5/16:30 pmMDW - CUN
1 stop17h 46mFrontier
Deal found 3/27$384
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/111:05 amCUN - ORD
Nonstop4h 04mFrontier
Mon 6/307:33 amORD - CUN
Nonstop3h 57mFrontier
Deal found 3/27$416
This Avianca deal was found by Cheapflights users on 3/27. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:20 pmCUN - ORD
1 stop18h 55mAvianca
Wed 8/273:45 pmORD - CUN
3 stops21h 25mAvianca
Deal found 3/27$434

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 March 28, 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

Thu 4/17

10:46 am-2:49 pm

Nonstop4h 03m

Chicago O'Hare Intl

Sun 4/20

6:00 am-9:41 am

Nonstop3h 41m

$226

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 5/15

2:59 pm-6:59 pm

Nonstop4h 00m

Chicago O'Hare Intl

Mon 5/26

7:16 pm-9:30 am

1 stop14h 14m

$249

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 5/1

12:20 pm-4:22 pm

Nonstop4h 02m

Chicago O'Hare Intl

Tue 5/6

10:42 am-2:28 pm

Nonstop3h 46m

$263

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Thu 5/1

3:11 pm-10:22 pm

1 stop7h 11m

Chicago Midway

Tue 5/6

6:04 am-12:50 pm

1 stop6h 46m

$264

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 5/1

12:35 pm-8:50 pm

1 stop8h 15m

Chicago O'Hare Intl

Tue 5/6

6:35 am-8:29 pm

2 stops13h 54m

$264

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 4/17

9:17 pm-11:05 am

1 stop13h 48m

Chicago O'Hare Intl

Sun 4/20

6:00 am-9:41 am

Nonstop3h 41m

$265

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Fri 5/2

8:15 am-4:12 pm

1 stop7h 57m

Chicago Midway

Tue 5/6

12:48 pm-12:25 am

2 stops11h 37m

$275

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 4/17

12:35 pm-8:50 pm

1 stop8h 15m

Chicago O'Hare Intl

Sun 4/20

6:35 am-1:03 pm

1 stop6h 28m

$275

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 5/15

4:00 pm-5:42 am

1 stop13h 42m

Chicago O'Hare Intl

Tue 5/20

1:45 am-2:26 pm

1 stop12h 41m

$360

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 4/24

10:43 am-2:51 pm

Nonstop4h 08m

Chicago O'Hare Intl

Mon 4/28

7:05 am-11:07 am

Nonstop4h 02m

$377

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 42 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 $323). 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 March 28, 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 March 28, 2025.

The most flights from CUN to USIL are scheduled on a Wednesday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 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 March 28, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta 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
8.1
Very good
4,274 reviews

Boarding

8.2

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Aeromexico
7.5
Good
1,701 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews

Boarding

8.2

Comfort

8.1

Food

7.1

Entertainment

7.6

Overall

8.1

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 ($142), American Airlines ($143), and Volaris ($144).

  • 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 Qatar Airways (100%), Southwest (100%) or American Airlines (88%) 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 $362, our data indicates the cheapest price to be $121. The most popular route (Cancun - Chicago O'Hare Intl), is priced around $262.

  • 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 $323). 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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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$165FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$177Average$240FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$212Average$302FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$262Average$426FlexibilityNo cancel feeOn-time71%
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