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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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — ORD
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$181
(Frontier)

One-way from

$136
(Expedia)

Popular in

June

Cheapest in

February

Average price

$188

Good round-trip deal

$125 or less

Good one-way deal

$156 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. 9% potential increase in price ($24 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 February 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 February 20, 2025.

This Frontier deal was found by Cheapflights users on 2/19. 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.
Tue 4/2210:43 amCUN - ORD
Nonstop4h 08mFrontier
Tue 4/297:05 amORD - CUN
Nonstop4h 02mFrontier
Deal found 2/19$181
This eDestinos deal was found by Cheapflights users on 2/20. 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 3/611:53 amCUN - ORD
Nonstop4h 03mSpirit Airlines
Mon 3/106:00 amORD - CUN
Nonstop3h 48mSpirit Airlines
Deal found 2/20$196
This Mytrip deal was found by Cheapflights users on 2/20. 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 2/2711:40 amCUN - ORD
Nonstop4h 06mMultiple Airlines
Wed 3/53:45 pmORD - CUN
1 stop16h 31mMultiple Airlines
Deal found 2/20$212
This Viva deal was found by Cheapflights users on 2/20. 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 Viva is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/67:05 amCUN - ORD
1 stop8h 20mViva
Sun 3/92:25 amORD - CUN
1 stop18h 45mViva
Deal found 2/20$246
This Southwest deal was found by Cheapflights users on 2/20. 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.
Thu 3/69:20 amCUN - MDW
Nonstop3h 40mSouthwest
Mon 3/104:30 pmMDW - CUN
Nonstop3h 55mSouthwest
Deal found 2/20$249
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 4/2212:45 pmCUN - ORD
1 stop8h 13mAmerican Airlines
Mon 4/289:55 amORD - CUN
Nonstop3h 50mAmerican Airlines
Deal found 2/20$253
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 3/53:49 pmCUN - MDW
1 stop9h 28mFrontier
Wed 3/125:58 pmMDW - CUN
1 stop14h 18mFrontier
Deal found 2/19$276
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Fri 2/281:12 pmCUN - MDW
1 stop7h 07mMultiple Airlines
Wed 3/51:16 pmMDW - CUN
2 stops22h 04mMultiple Airlines
Deal found 2/19$314
This Aeromexico deal was found by Cheapflights users on 2/20. 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.
Wed 7/212:17 pmCUN - ORD
1 stop12h 12mAeromexico
Wed 7/91:16 pmORD - CUN
1 stop6h 42mAeromexico
Deal found 2/20$342
This Mytrip deal was found by Cheapflights users on 2/18. 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.
Wed 5/143:15 pmCUN - STL
1 stop23h 52mFrontier
Wed 5/216:10 amSTL - CUN
Nonstop3h 12mFrontier
Deal found 2/18$344
This Delta deal was found by Cheapflights users on 2/20. 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 2/278:00 amCUN - MDW
1 stop9h 20mDelta
Wed 3/510:57 amMDW - CUN
1 stop9h 08mDelta
Deal found 2/20$347
This Delta deal was found by Cheapflights users on 2/19. 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.
Sat 3/18:15 amCUN - ORD
2 stops14h 00mDelta
Wed 3/510:05 amORD - CUN
1 stop10h 40mDelta
Deal found 2/19$347

Find flights from Cancún to Illinois within your budget

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 February 20, 2025.

Fly from

Cancún

Fly to

Illinois

Route

Depart

Return

Price

CancúnChicago

CUN - ORD

CUNORD

Cancun

Tue 4/22

10:43 am-2:51 pm

Nonstop4h 08m

Chicago O'Hare Intl

Tue 4/29

7:05 am-11:07 am

Nonstop4h 02m

$181

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 3/6

11:53 am-2:56 pm

Nonstop4h 03m

Chicago O'Hare Intl

Mon 3/10

6:00 am-9:48 am

Nonstop3h 48m

$196

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 3/6

11:40 am-2:46 pm

Nonstop4h 06m

Chicago O'Hare Intl

Mon 3/10

6:30 pm-9:28 am

1 stop14h 58m

$212

CancúnChicago

CUN - ORD

CUNORD

Cancun

Thu 3/6

7:05 am-2:25 pm

1 stop8h 20m

Chicago O'Hare Intl

Sun 3/9

2:25 am-9:10 pm

1 stop18h 45m

$246

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Thu 3/6

9:20 am-12:00 pm

Nonstop3h 40m

Chicago Midway

Mon 3/10

4:30 pm-8:25 pm

Nonstop3h 55m

$249

CancúnChicago

CUN - ORD

CUNORD

Cancun

Tue 4/22

12:45 pm-8:58 pm

1 stop8h 13m

Chicago O'Hare Intl

Mon 4/28

9:55 am-1:45 pm

Nonstop3h 50m

$253

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Wed 3/5

3:49 pm-12:17 am

1 stop9h 28m

Chicago Midway

Wed 3/12

5:58 pm-8:16 am

1 stop14h 18m

$276

CancúnChicago

CUN - ORD

CUNORD

Cancun

Wed 7/2

12:17 pm-12:29 am

1 stop12h 12m

Chicago O'Hare Intl

Wed 7/9

1:16 pm-7:58 pm

1 stop6h 42m

$342

CancúnSt. Louis

CUN - STL

CUNSTL

Cancun

Wed 5/14

3:15 pm-3:07 pm

1 stop23h 52m

Lambert-St Louis

Wed 5/21

6:10 am-9:22 am

Nonstop3h 12m

$344

CancúnChicago

CUN - MDW

CUNMDW

Cancun

Wed 3/19

11:05 am-6:02 pm

1 stop6h 57m

Chicago Midway

Wed 3/26

9:54 am-8:00 pm

1 stop10h 06m

$347

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 47 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.

Travel insights for flights from Cancún to Illinois

Get recent, data-driven insights about flights from Cancún to Illinois including ideal travel times, pricing trends, and more.

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 February 20, 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 February 20, 2025.

The most flights from CUN to USIL are scheduled on a Monday (10 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (9 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 February 20, 2025.
Get a feel of what it's like to fly with Southwest, Delta and Alaska Airlines 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
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

LATAM Airlines
7.5
Good
1,795 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Aeromexico
7.5
Good
1,771 reviews
Southwest
8.1
Very good
4,411 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.1

Crew

8.7

Food

7.1

Overall

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 Frontier ($136), Volaris ($140), and Spirit Airlines ($145).

  • 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 American Airlines (84%), Frontier (80%) or Spirit Airlines (80%) 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 $645, our data indicates the cheapest price to be $114. The most popular route (Cancun - Chicago O'Hare Intl), is priced around $216.

  • 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.

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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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$124Average$162FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$163Average$197FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$215Average$299FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$262Average$426FlexibilityNo cancel feeOn-time71%
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