How long is the flight from Chicago to Isla Mujeres?

Airlines like Spirit Airlines, United Airlines, and Southwest fly from Chicago to Isla Mujeres in about 3h 50m. The time it takes to get you to your destination can typically vary by up to 5h 15m. There are 1447 mi between Chicago and Isla Mujeres. Both multi-stop and nonstop flights can be found to your destination and back.

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 Frontier ($74), Viva ($88), and Spirit Airlines ($91).

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.

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).

What are the cheapest flights from Chicago to Isla Mujeres?

On average you can expect to pay $654 for a flight from Chicago to Isla Mujeres. The cheapest flight overall is $95 while the most popular route, (Chicago O'Hare Intl - Cancun) is currently priced at $200.

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: Spirit Airlines (83%), American Airlines (79%), Southwest( 75%).

What are the most popular airlines that fly from Chicago to Isla Mujeres?

United Airlines, American Airlines and Spirit Airlines are the most popular airlines when flying from Chicago to Isla Mujeres.

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.

$100+ Flights from Chicago to Isla Mujeres

Q: How much does it cost to fly round-trip from Chicago to Isla Mujeres?

Airfare is below average for this route at the moment. Chicago to Isla Mujeres flights typically cost between $367 and $755 in January. The cheapest round-trip price found within the last 3 days was $212 on Spirit Airlines (Jan 2-Jan 16).

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Chicago to Isla Mujeres with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago to Isla Mujeres are usually found in September or July, booked 66 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap 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 December 15, 2025.

Wed 12/316:05 amORD - CUN

Nonstop3h 50mMultiple Airlines

Thu 1/83:14 pmCUN - ORD

1 stop8h 25mMultiple Airlines

Deal found 12/13

$238

Wed 12/316:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Thu 1/1511:59 amCUN - ORD

Nonstop3h 54mSpirit Airlines

Deal found 12/13

$242

Wed 12/316:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Thu 1/81:21 pmCUN - ORD

1 stop7h 17mSpirit Airlines

Deal found 12/13

$251

Wed 12/316:05 amORD - CUN

Nonstop3h 50mMultiple Airlines

Thu 1/154:12 pmCUN - ORD

1 stop7h 32mMultiple Airlines

Deal found 12/13

$254

Wed 12/316:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Fri 1/161:21 pmCUN - ORD

1 stop7h 17mSpirit Airlines

Deal found 12/13

$261

Wed 12/316:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Sun 1/1111:59 amCUN - ORD

Nonstop3h 54mSpirit Airlines

Deal found 12/13

$262

Wed 12/316:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Fri 1/91:21 pmCUN - ORD

1 stop7h 17mSpirit Airlines

Deal found 12/13

$263

Wed 12/316:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Wed 1/712:46 pmCUN - ORD

1 stop8h 18mSpirit Airlines

Deal found 12/14

$266

Wed 12/316:12 amMDW - CUN

1 stop6h 28mFrontier

Thu 1/154:12 pmCUN - MDW

1 stop7h 07mFrontier

Deal found 12/13

$269

Wed 12/316:05 amORD - CUN

1 stop6h 35mFrontier

Thu 1/154:12 pmCUN - ORD

1 stop7h 32mFrontier

Deal found 12/13

$269

Wed 12/316:12 amMDW - CUN

1 stop6h 28mFrontier

Thu 1/83:14 pmCUN - MDW

1 stop8h 03mFrontier

Deal found 12/14

$277

Tue 12/166:00 amMDW - CUN

1 stop8h 33mDelta

Sun 12/214:30 pmCUN - MDW

1 stop6h 52mDelta

Deal found 12/13

$327

Best flights from Chicago to Isla Mujeres
Discover carefully curated flight deals from Chicago to Isla Mujeres that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 15, 2025.

Wed 2/186:05 amORD - CUN

Nonstop3h 56mSpirit Airlines

Sun 2/221:25 pmCUN - ORD

1 stop8h 31mSpirit Airlines

Deal found 12/12

$267

Sat 1/108:43 amORD - CUN

Nonstop3h 50mUnited Airlines

Wed 1/141:27 pmCUN - ORD

Nonstop4h 00mUnited Airlines

Deal found 12/14

$284

Mon 2/95:55 amMDW - CUN

1 stop9h 05mSouthwest

Thu 2/123:40 pmCUN - MDW

Nonstop3h 40mSouthwest

Deal found 12/14

$318

Mon 2/212:59 amORD - CUN

1 stop11h 48mDelta

Wed 2/184:20 pmCUN - ORD

1 stop7h 40mDelta

Deal found 12/14

$319

Fri 1/97:34 amORD - CUN

Nonstop3h 56mUnited Airlines

Wed 1/143:18 pmCUN - ORD

Nonstop3h 51mUnited Airlines

Deal found 12/14

$304

Thu 2/51:11 amORD - CUN

1 stop17h 51mDelta

Fri 2/204:20 pmCUN - ORD

1 stop7h 40mDelta

Deal found 12/14

$319

Tue 2/105:00 amMDW - CUN

1 stop7h 55mSouthwest

Sat 2/1411:00 amCUN - MDW

Nonstop3h 35mSouthwest

Deal found 12/14

$323

Sat 2/77:05 amORD - CUN

2 stops11h 57mDelta

Tue 2/1011:18 amCUN - ORD

1 stop12h 42mDelta

Deal found 12/13

$323

Thu 12/187:34 amORD - CUN

Nonstop3h 56mUnited Airlines

Mon 12/224:47 pmCUN - ORD

Nonstop4h 00mUnited Airlines

Deal found 12/13

$357

Wed 12/1710:49 amMDW - CUN

1 stop9h 31mDelta

Fri 12/1912:15 pmCUN - MDW

1 stop6h 45mDelta

Deal found 12/13

$327

Tue 3/36:50 amMDW - CUN

1 stop7h 35mSouthwest

Tue 3/1011:20 amCUN - MDW

2 stops8h 30mSouthwest

Deal found 12/14

$373

Tue 1/135:30 amORD - CUN

2 stops13h 30mDelta

Thu 1/154:40 pmCUN - ORD

1 stop8h 19mDelta

Deal found 12/13

$333

Sun 3/84:35 pmMDW - CUN

Nonstop3h 40mSouthwest

Fri 3/138:30 amCUN - MDW

Nonstop3h 40mSouthwest

Deal found 12/14

$389

Sun 2/155:25 amORD - CUN

2 stops12h 22mDelta

Fri 2/202:17 pmCUN - ORD

1 stop9h 43mDelta

Deal found 12/13

$333

Fri 2/2010:53 amMDW - CUN

1 stop9h 18mDelta

Wed 2/2512:05 pmCUN - MDW

2 stops11h 37mDelta

Deal found 12/14

$338

Wed 2/49:32 amMDW - CUN

2 stops10h 39mDelta

Sat 2/71:40 pmCUN - MDW

1 stop9h 42mDelta

Deal found 12/12

$338

Fri 2/2010:53 amMDW - CUN

1 stop9h 18mDelta

Tue 2/2412:05 pmCUN - MDW

2 stops11h 39mDelta

Deal found 12/13

$338

Fri 2/276:00 amMDW - CUN

1 stop9h 45mDelta

Sat 3/712:05 pmCUN - MDW

2 stops11h 37mDelta

Deal found 12/12

$338

Mon 3/26:00 amMDW - CUN

2 stops13h 02mDelta

Sat 3/712:05 pmCUN - MDW

2 stops11h 37mDelta

Deal found 12/14

$338

Fri 3/610:53 amMDW - CUN

1 stop9h 18mDelta

Wed 3/1111:05 amCUN - MDW

2 stops11h 24mDelta

Deal found 12/13

$338

Sun 1/115:30 amORD - CUN

1 stop10h 05mDelta

Thu 1/1512:05 pmCUN - ORD

2 stops12h 54mDelta

Deal found 12/14

$338

Fri 1/27:00 amORD - CUN

1 stop8h 05mDelta

Fri 1/1612:05 pmCUN - ORD

2 stops12h 54mDelta

Deal found 12/14

$338

Sun 2/156:00 amMDW - CUN

2 stops11h 47mDelta

Thu 2/198:00 amCUN - MDW

1 stop10h 45mDelta

Deal found 12/14

$343

Thu 2/1910:35 amORD - CUN

2 stops9h 36mDelta

Sun 2/226:01 amCUN - ORD

1 stop7h 54mDelta

Deal found 12/14

$393

Last-minute flights from Chicago to Isla Mujeres
Discover last-minute flight deals from Chicago to Isla Mujeres. Data last updated December 15, 2025 and is based on user searches.

Fri 1/26:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Fri 1/1611:59 amCUN - ORD

Nonstop3h 54mSpirit Airlines

Deal found 12/13

$212

Fri 1/210:37 amORD - CUN

Nonstop4h 11mFrontier

Fri 1/1611:40 amCUN - ORD

Nonstop4h 09mFrontier

Deal found 12/11

$217

Tue 1/610:37 amORD - CUN

Nonstop4h 11mFrontier

Mon 1/123:24 pmCUN - ORD

1 stop8h 15mFrontier

Deal found 12/11

$219

Wed 1/76:05 amORD - CUN

Nonstop3h 50mMultiple Airlines

Mon 1/123:24 pmCUN - ORD

1 stop8h 15mMultiple Airlines

Deal found 12/12

$220

Thu 1/86:23 amORD - CUN

1 stop14h 03mMultiple Airlines

Thu 1/1510:13 amCUN - ORD

1 stop8h 39mMultiple Airlines

Deal found 12/12

$214

Fri 1/96:05 amORD - CUN

Nonstop3h 49mSpirit Airlines

Thu 1/1511:59 amCUN - ORD

Nonstop3h 54mSpirit Airlines

Deal found 12/12

$213

Sun 1/1811:58 pmORD - CUN

1 stop14h 03mMultiple Airlines

Thu 1/222:57 pmCUN - ORD

1 stop8h 49mMultiple Airlines

Deal found 12/12

$216

Mon 1/196:45 amORD - CUN

Nonstop4h 04mMultiple Airlines

Mon 1/2611:59 amCUN - ORD

Nonstop3h 54mMultiple Airlines

Deal found 12/12

$221

Tue 1/205:15 amORD - CUN

1 stop6h 01mSpirit Airlines

Fri 1/3011:59 amCUN - ORD

Nonstop3h 54mSpirit Airlines

Deal found 12/13

$218

Sat 1/2411:59 pmORD - CUN

1 stop14h 29mMultiple Airlines

Mon 1/262:57 pmCUN - ORD

1 stop8h 49mMultiple Airlines

Deal found 12/12

$215

Thu 1/295:40 amORD - CUN

1 stop7h 07mMultiple Airlines

Sat 2/711:59 amCUN - ORD

Nonstop3h 54mMultiple Airlines

Deal found 12/13

$223

Fri 1/308:43 pmORD - CUN

1 stop14h 33mSpirit Airlines

Fri 2/611:59 amCUN - ORD

Nonstop3h 54mSpirit Airlines

Deal found 12/13

$222

One-way flights from Chicago to Isla Mujeres
Search for one-way flight options from Chicago to Isla Mujeres. Find affordable one-way fares based on user searches. Data last updated December 15, 2025.

Thu 1/16:05 amORD - CUN

Nonstop3h 50mSpirit Airlines

Deal found 12/14

$100

Tue 2/106:05 amORD - CUN

Nonstop3h 49mSpirit Airlines

Deal found 12/14

$101

Tue 1/136:23 amORD - CUN

1 stop14h 03mVolaris

Deal found 12/14

$102

Thu 1/157:35 pmORD - CUN

1 stop13h 57mFrontier

Deal found 12/13

$103

Mon 1/126:10 amMDW - CUN

1 stop6h 54mFrontier

Deal found 12/13

$104

Wed 1/75:50 amORD - CUN

1 stop7h 14mFrontier

Deal found 12/14

$104

Sat 1/176:10 amMDW - CUN

1 stop8h 00mFrontier

Deal found 12/14

$105

Thu 1/85:50 amORD - CUN

1 stop7h 14mFrontier

Deal found 12/13

$105

Thu 1/86:10 amMDW - CUN

1 stop6h 54mFrontier

Deal found 12/14

$106

Mon 1/196:10 amMDW - CUN

1 stop8h 00mFrontier

Deal found 12/14

$107

Tue 1/65:00 amORD - CUN

1 stop7h 31mSpirit Airlines

Deal found 12/13

$107

Fri 2/68:43 pmORD - CUN

1 stop14h 33mSpirit Airlines

Deal found 12/14

$108

Find flight deals from Chicago to Isla Mujeres

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$212 (FlightHub)
One-way from	$100 (Mytrip)
Popular in	March
Cheapest in	September
Average price	$511

Provider with most accurate pricing for Chicago (CHI)-Cancun flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Cancun flights.

Search Deals

From Chicago (CHI) to Isla Mujeres

Search Deals

One-way flight from Chicago (CHI) to Isla Mujeres

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Isla Mujeres that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Wed 2/18

6:05 am-11:01 am

Nonstop3h 56m

Cancun

Sun 2/22

1:25 pm-8:56 pm

1 stop8h 31m

$267

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sat 1/10

8:43 am-1:33 pm

Nonstop3h 50m

Cancun

Wed 1/14

1:27 pm-4:27 pm

Nonstop4h 00m

$284

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Fri 1/9

7:34 am-12:30 pm

Nonstop3h 56m

Cancun

Wed 1/14

3:18 pm-6:09 pm

Nonstop3h 51m

$304

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Mon 2/9

5:55 am-4:00 pm

1 stop9h 05m

Cancun

Thu 2/12

3:40 pm-6:20 pm

Nonstop3h 40m

$318

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Mon 2/2

12:59 am-1:47 pm

1 stop11h 48m

Cancun

Wed 2/18

4:20 pm-11:00 pm

1 stop7h 40m

$319

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Thu 2/5

1:11 am-8:02 pm

1 stop17h 51m

Cancun

Fri 2/20

4:20 pm-11:00 pm

1 stop7h 40m

$319

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Tue 2/10

5:00 am-1:55 pm

1 stop7h 55m

Cancun

Sat 2/14

11:00 am-1:35 pm

Nonstop3h 35m

$323

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Sat 2/7

7:05 am-8:02 pm

2 stops11h 57m

Cancun

Tue 2/10

11:18 am-11:00 pm

1 stop12h 42m

$323

ChicagoCancún

MDW - CUN

MDWCUN

Chicago Midway

Wed 12/17

10:49 am-9:20 pm

1 stop9h 31m

Cancun

Fri 12/19

12:15 pm-6:00 pm

1 stop6h 45m

$327

ChicagoCancún

ORD - CUN

ORDCUN

Chicago O'Hare Intl

Tue 1/13

5:30 am-8:00 pm

2 stops13h 30m

Cancun

Thu 1/15

4:40 pm-11:59 pm

1 stop8h 19m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 44 results

...

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?

The best time to book flights from Chicago to Isla Mujeres is 66 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 $137). Flying from Chicago to Isla Mujeres in July is currently the most expensive (average of $217). 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?

It’s optimal to fly from Chicago to Isla Mujeres at noon. By choosing this option you can save up to 41% on the cost of your flight, compared to a flight in the evening.

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

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. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago to Isla Mujeres

The most flights from CHI to IS9 are scheduled on a Friday (10 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from Chicago to Isla Mujeres?

Reviews of airlines servicing Isla Mujeres

See what other customers who have flown with Southwest, United Airlines, and American Airlines from Chicago to Isla Mujeres have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,250 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,092 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,052 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Spirit Airlines

6.3

Okay

8,185 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Frontier

5.8

Fair

3,080 reviews

Southwest

7.9

Good

4,250 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

How long is the flight from Chicago to Isla Mujeres?
Airlines like Spirit Airlines, United Airlines, and Southwest fly from Chicago to Isla Mujeres in about 3h 50m. The time it takes to get you to your destination can typically vary by up to 5h 15m. There are 1447 mi between Chicago and Isla Mujeres. Both multi-stop and nonstop flights can be found to your destination and back.
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 Frontier ($74), Viva ($88), and Spirit Airlines ($91).
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: Spirit Airlines (83%), American Airlines (79%), Southwest( 75%).
What are the cheapest flights from Chicago to Isla Mujeres?
On average you can expect to pay $654 for a flight from Chicago to Isla Mujeres. The cheapest flight overall is $95 while the most popular route, (Chicago O'Hare Intl - Cancun) is currently priced at $200.
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 $137). Flying from Chicago to Isla Mujeres in July is currently the most expensive (average of $217). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Chicago to Isla Mujeres

O'Hare Intl to Cancún flights

Midway to Cancún flights

O'Hare Intl to Cozumel flights

St. Louis to Cancún flights

Midway to Cozumel flights

St. Louis to Cozumel flights

Moline to Cancún flights

Evansville to Cancún flights

Peoria to Cancún flights

Moline to Cozumel flights

Bloomington to Cancún flights

Peoria to Cozumel flights

O'Hare Intl to Chetumal flights

Champaign to Cancún flights

Springfield to Cancún flights

Dubuque to Cancún flights

Springfield to Cozumel flights

Top 10 airlines flying from Chicago to Isla Mujeres

Airline	Cheapest	Average	Flexibility	On-time
Aeromexico	Cheapest$145	Average$412	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$161	Average$499	FlexibilityNo cancel fee	On-time69%
Spirit Airlines	Cheapest$168	Average$345	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$168	Average$491	FlexibilityNo cancel fee	On-timeN/A
Volaris	Cheapest$174	Average$556	FlexibilityNo cancel fee	On-time79%
Frontier	Cheapest$185	Average$466	FlexibilityNo cancel fee	On-time62%
JetBlue	Cheapest$212	Average$351	FlexibilityNo cancel fee	On-time62%
Viva	Cheapest$237	Average$297	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$266	Average$576	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$268	Average$529	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$100+ 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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Chicago to Isla Mujeres with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Chicago to Isla Mujeres are usually found in September or July, booked 66 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Chicago to Isla Mujeres

Cheapest flights from Chicago to Isla MujeresExplore 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 December 15, 2025.

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 December 15, 2025.

Find 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 December 15, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Isla Mujeres that are best for you.

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.

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 December 12, 2025.

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

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 December 15, 2025.

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 December 13, 2025.

Weekly flight availability from Chicago to Isla Mujeres

How much does it cost to fly round-trip from Chicago to Isla Mujeres?

Reviews of airlines servicing Isla Mujeres

See what other customers who have flown with Southwest, United Airlines, and American Airlines from Chicago to Isla Mujeres have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

How long is the flight from Chicago to Isla Mujeres?

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

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

What are the cheapest flights from Chicago to Isla Mujeres?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Isla Mujeres

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Chicago to Isla Mujeres

100% Free

Book with Flexibility

Travel Smart

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 December 15, 2025.