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Isla Mujeres

$99+ 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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CUN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Chicago to Isla Mujeres are usually found in September or May, booked 2 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$215
(Kiwi.com)

One-way from

$99
(Cheapflightsfares)

Popular in

March

Cheapest in

September

Average price

$382
Provider with most accurate pricing for Chicago (CHI)-Cancun flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Cancun flights.
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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. 4% potential increase in price ($17 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/106:00 amORD - CUN
Nonstop3h 48mMultiple Airlines
Sat 3/1510:40 amCUN - ORD
Nonstop4h 03mMultiple Airlines
Deal found 2/20$215
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/96:00 amORD - CUN
Nonstop3h 48mSpirit Airlines
Tue 3/119:21 amCUN - ORD
1 stop15h 38mSpirit Airlines
Deal found 2/20$216
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/26:00 amORD - CUN
Nonstop4h 06mFrontier
Wed 3/1210:40 amCUN - ORD
Nonstop4h 03mFrontier
Deal found 2/20$220
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.
Mon 3/102:25 amORD - CUN
1 stop11h 15mViva
Fri 3/1411:25 amCUN - ORD
1 stop13h 05mViva
Deal found 2/20$234
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.
Tue 4/12:45 pmMDW - CUN
1 stop21h 20mFrontier
Tue 4/810:40 amCUN - MDW
1 stop9h 11mFrontier
Deal found 2/19$247
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.
Tue 4/14:40 pmMDW - CUN
1 stop15h 33mMultiple Airlines
Thu 4/1010:30 amCUN - MDW
1 stop11h 57mMultiple Airlines
Deal found 2/19$266
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:40 amORD - CUN
1 stop8h 23mVolaris
Tue 4/810:00 pmCUN - ORD
1 stop7h 42mVolaris
Deal found 2/20$287
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/238:42 amORD - CUN
Nonstop3h 51mUnited Airlines
Tue 2/251:27 pmCUN - ORD
Nonstop3h 56mUnited Airlines
Deal found 2/20$305
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.
Wed 5/78:45 amMDW - CUN
1 stop6h 05mSouthwest
Wed 5/149:00 amCUN - MDW
Nonstop3h 40mSouthwest
Deal found 2/20$307
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.
Sun 2/235:10 amORD - CUN
1 stop8h 17mAmerican Airlines
Fri 2/2811:32 amCUN - ORD
1 stop9h 18mAmerican Airlines
Deal found 2/20$320
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/216:04 amMDW - CUN
1 stop7h 57mAeromexico
Thu 4/2411:03 amCUN - MDW
1 stop6h 56mAeromexico
Deal found 2/20$373
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.
Sun 3/29:33 amMDW - CUN
2 stops10h 32mDelta
Sat 3/88:00 amCUN - MDW
1 stop7h 53mDelta
Deal found 2/20$395

Find flights from Chicago to Isla Mujeres within your budget

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 February 20, 2025.

Fly from

Chicago

Fly to

Isla Mujeres

Route

Depart

Return

Price

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Mon 3/10

6:00 am-9:48 am

Nonstop3h 48m

Cancun

Sat 3/15

10:40 am-2:43 pm

Nonstop4h 03m

$215

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sun 3/9

6:00 am-9:48 am

Nonstop3h 48m

Cancun

Tue 3/11

9:21 am-12:59 am

1 stop15h 38m

$216

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sun 3/2

6:00 am-11:06 am

Nonstop4h 06m

Cancun

Wed 3/12

10:40 am-2:43 pm

Nonstop4h 03m

$220

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Mon 3/10

2:25 am-9:10 pm

1 stop18h 45m

Cancun

Wed 3/19

4:05 pm-12:30 am

1 stop8h 25m

$234

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Tue 4/1

2:45 pm-12:05 pm

1 stop21h 20m

Cancun

Tue 4/8

10:40 am-7:51 pm

1 stop9h 11m

$247

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Tue 4/1

4:40 pm-8:13 am

1 stop15h 33m

Cancun

Thu 4/10

10:30 am-10:27 pm

1 stop11h 57m

$266

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Mon 3/31

1:40 am-10:03 am

1 stop8h 23m

Cancun

Tue 4/8

10:00 pm-5:42 am

1 stop7h 42m

$287

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sun 2/23

8:42 am-1:33 pm

Nonstop3h 51m

Cancun

Tue 2/25

1:27 pm-4:23 pm

Nonstop3h 56m

$305

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Wed 5/7

8:45 am-2:50 pm

1 stop6h 05m

Cancun

Wed 5/14

9:00 am-12:40 pm

Nonstop3h 40m

$307

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sun 2/23

5:10 am-2:27 pm

1 stop8h 17m

Cancun

Fri 2/28

11:32 am-7:50 pm

1 stop9h 18m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 28 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.

Travel insights for flights from Chicago to Isla Mujeres

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

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 February 14, 2025.

The best time to book flights from Chicago to Isla Mujeres is 2 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 February 20, 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 February 16, 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. Sunday 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 February 20, 2025.

The most flights from CHI to IS9 are scheduled on a Monday (11 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 February 20, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and Aeromexico 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.
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

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

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

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

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

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

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

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.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

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.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Comfort

8.1

Entertainment

7.6

Food

7.1

Overall

8.1

Crew

8.7

Boarding

8.2

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 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 ($99), Viva ($100), and Frontier ($106).

  • 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: American Airlines (80%), Spirit Airlines (77%), Emirates( 77%).

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

    On average you can expect to pay $734 for a flight from Chicago to Isla Mujeres. The cheapest flight overall is $96 while the most popular route, (Chicago O'Hare Intl - Cancun) is currently priced at $210.

  • 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$28Average$311FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$113Average$351FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$174Average$447FlexibilityNo cancel feeOn-time69%
VolarisCheapest$177Average$550FlexibilityNo cancel feeOn-time79%
VivaCheapest$251Average$321FlexibilityNo cancel feeOn-timeN/A
AeromexicoCheapest$257Average$468FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$263Average$495FlexibilityNo cancel feeOn-time71%
DeltaCheapest$286Average$512FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$340Average$686FlexibilityNo cancel feeOn-time63%
AviancaCheapest$672Average$896FlexibilityNo cancel feeOn-time71%
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