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Isla Mujeres

$98+ Cheap flights from Chicago (CHI) to Isla Mujeres, 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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CUN
juin 21 — juin 281
sam. 6/21
sam. 6/28
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to Isla Mujeres are usually found in September or October, booked 75 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Chicago to Isla Mujeres

Keep the following information in mind while searching for Chicago to Isla Mujeres flight deals. Data was last updated juin 16, 2025.

Round-trip from

$237
(Cheapflightsfares)

One-way from

$98
(FlightHub)

Popular in

March

Cheapest in

September

Average price

$462
From Chicago (CHI) to Isla Mujeres
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One-way flight from Chicago (CHI) to Isla Mujeres
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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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Find flight deals from Chicago to Isla Mujeres

Cheapest flights from Chicago to Isla Mujeres
Explore the most affordable flight options available from Chicago to Isla Mujeres. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 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.
lun. 7/214:36 pmORD - CUN
1 stop15h 41mSpirit Airlines
lun. 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.
mar. 7/159:00 amMDW - CUN
Nonstop3h 40mSouthwest
mer. 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.
lun. 10/68:05 amORD - CUN
Nonstop3h 45mAmerican Airlines
ven. 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.
sam. 7/57:00 amORD - CUN
1 stop9h 20mMultiple Airlines
jeu. 7/1012:26 pmCUN - ORD
1 stop11h 27mMultiple Airlines
Deal found 6/13$278
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.
sam. 6/282:44 pmMDW - CUN
1 stop25h 38mFrontier
sam. 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.
jeu. 7/105:40 amORD - CUN
1 stop10h 40mFrontier
lun. 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.
ven. 10/101:53 amORD - CUN
1 stop10h 44mDelta
mer. 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.
mar. 7/86:00 amMDW - CUN
1 stop8h 25mAeromexico
ven. 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.
mar. 8/126:04 amMDW - CUN
1 stop5h 26mDelta
sam. 8/168:00 amCUN - MDW
1 stop7h 28mDelta
Deal found 6/15$313
This Aeromexico 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 10/253:37 pmORD - CUN
1 stop9h 06mAeromexico
mar. 11/181:33 pmCUN - ORD
1 stop9h 13mAeromexico
Deal found 6/15$329
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 8/291:40 amORD - CUN
1 stop13h 18mVolaris
dim. 9/71:57 pmCUN - ORD
1 stop14h 15mVolaris
Deal found 6/14$359
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 7/306:00 amMDW - CUN
1 stop6h 50mMultiple Airlines
mer. 8/612:14 pmCUN - MDW
1 stop7h 22mMultiple Airlines
Deal found 6/14$371

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Isla Mujeres 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 juin 16, 2025.
Use the filters below to find and compare flights from Chicago to Isla Mujeres that are best for you.

Fly from

Chicago

Fly to

Isla Mujeres

Route

Depart

Return

Price

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

lun. 7/21

4:36 pm-8:17 am

1 stop15h 41m

Cancun

lun. 7/28

10:55 am-2:49 pm

Nonstop3h 54m

$237

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

mar. 7/15

9:00 am-12:40 pm

Nonstop3h 40m

Cancun

mer. 7/23

3:20 pm-6:55 pm

Nonstop3h 35m

$269

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

lun. 10/6

8:05 am-11:50 am

Nonstop3h 45m

Cancun

ven. 10/10

2:50 pm-7:00 pm

Nonstop4h 10m

$269

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

sam. 7/5

7:00 am-4:20 pm

1 stop9h 20m

Cancun

jeu. 7/10

12:26 pm-11:53 pm

1 stop11h 27m

$278

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

sam. 6/28

2:44 pm-4:22 pm

1 stop25h 38m

Cancun

sam. 7/5

9:09 am-8:22 pm

1 stop11h 13m

$297

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

jeu. 7/10

5:40 am-4:20 pm

1 stop10h 40m

Cancun

lun. 7/14

8:48 am-11:31 pm

1 stop14h 43m

$308

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

ven. 10/10

1:53 am-12:37 pm

1 stop10h 44m

Cancun

mer. 10/15

1:27 pm-11:55 pm

1 stop10h 28m

$309

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

mar. 7/8

6:00 am-2:25 pm

1 stop8h 25m

Cancun

ven. 7/18

3:25 pm-9:42 pm

1 stop6h 17m

$310

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

mar. 8/12

6:04 am-11:30 am

1 stop5h 26m

Cancun

mer. 8/20

2:00 pm-9:49 pm

1 stop7h 49m

$313

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

sam. 10/25

3:37 pm-12:43 am

1 stop9h 06m

Cancun

mar. 11/18

1:33 pm-9:46 pm

1 stop9h 13m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Showing 1-10 of 31 results
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Best time to book a flight from Chicago to Isla Mujeres

Have a flexible travel schedule? Discover the best time to fly to Isla Mujeres from Chicago 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 Chicago to Isla Mujeres

How far ahead should I book a flight from Chicago to Isla Mujeres?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Isla Mujeres. Price data was last updated on June 13, 2025.

The best time to book flights from Chicago to Isla Mujeres is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago to Isla Mujeres?

Currently, January is the cheapest month in which you can book a flight from Chicago to Isla Mujeres (average of $360). Flying from Chicago to Isla Mujeres 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 CHI to IS9?

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

When flying from Chicago to Isla Mujeres, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Chicago to Isla Mujeres?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Isla Mujeres. Price data was last updated on June 8, 2025.

Travelers seeking maximum savings on their Chicago to Isla Mujeres flight should consider departing on Wednesday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Isla Mujeres

Explore weekly flight availability from Chicago to Isla Mujeres. 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 juin 16, 2025.

The most flights from CHI to IS9 are scheduled on a Saturday (13 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 Isla Mujeres by month

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

In terms of precipitation, rainfall in Isla Mujeres 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 Isla Mujeres when rainfall is around 1.1 in.

Temperature in Isla Mujeres by month

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

If weather is an important factor for your trip to Isla Mujeres, 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 Isla Mujeres

Get insights into the airlines that provide service to Isla Mujeres. 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 Isla Mujeres. Reviews last updated juin 16, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Chicago to Isla Mujeres to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Aeromexico
7.5
Good
1,711 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,801 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Isla Mujeres. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Chicago to Isla Mujeres one-way?

    The cheapest airlines for a one-way flight from Chicago to Isla Mujeres are Spirit Airlines ($98), Viva ($103), and American Airlines ($122).

  • What are the most reliable airlines from Chicago to Isla Mujeres?

    Before booking your flight to Isla Mujeres from Chicago, check out the most reliable airlines to get you to your destination on time: Emirates (90%), United Airlines (86%), Frontier( 80%).

  • What are the cheapest flights from Chicago to Isla Mujeres?

    On average you can expect to pay $778 for a flight from Chicago to Isla Mujeres. The cheapest flight overall is $91 while the most popular route, (Chicago O'Hare Intl - Cancun) is currently priced at $229.

  • Can I find deals for flights from Chicago to Isla Mujeres that include hotel bookings?

    Yes. In addition to deals on Chicago to Isla Mujeres flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Isla Mujeres?

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

  • Can I find deals for business class flights from Chicago to Isla Mujeres?

    Yes. Cheapflights offers flight deals from Chicago to Isla Mujeres 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 Chicago to Isla Mujeres?

    Currently, January is the cheapest month in which you can book a flight from Chicago to Isla Mujeres (average of $360). Flying from Chicago to Isla Mujeres 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

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Top 10 airlines flying from Chicago to Isla Mujeres

Discover the top 10 airlines that operate flights from Chicago to Isla Mujeres. 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 juin 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$120Average$327FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$161Average$495FlexibilityNo cancel feeOn-time69%
FrontierCheapest$166Average$394FlexibilityNo cancel feeOn-time62%
DeltaCheapest$168Average$516FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$184Average$554FlexibilityNo cancel feeOn-time79%
AeromexicoCheapest$195Average$498FlexibilityNo cancel feeOn-timeN/A
VivaCheapest$250Average$294FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$266Average$641FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$268Average$511FlexibilityNo cancel feeOn-time71%
AviancaCheapest$621Average$896FlexibilityNo cancel feeOn-time71%

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