American Airlines flights from Chicago to Cancun

Flying from Chicago to Cancun

Fly from Chicago O'Hare International Airport (ORD) to Cancun International Airport (CUN) with American Airlines. Our nonstop flights make it easy to reach your destination quickly and comfortably. Whether you're visiting Cancun for its stunning beaches, nightlife or rich cultural experiences, book today and get your adventure started.

Recent searches for flights from Chicago to Cancun

Find deals on Chicago to Cancun flights

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Chicago (ORD)to

Cancun (CUN)
01/18/26 - 01/23/26

Round trip

Economy

from
$281Fare subject to changes
Updated: 6 hours ago

Chicago (ORD)to

Cancun (CUN)
03/01/26 - 03/06/26

Round trip

Economy

from
$311Fare subject to changes
Updated: 3 hours ago

Chicago (ORD)to

Cancun (CUN)
01/26/26 - 02/02/26

Round trip

Economy

from
$322Fare subject to changes
Updated: 7 hours ago

Chicago (ORD)to

Cancun (CUN)
04/07/26 - 04/14/26

Round trip

Economy

from
$335Fare subject to changes
Updated: 6 hours ago

Chicago (ORD)to

Cancun (CUN)
03/06/26 - 03/09/26

Round trip

Economy

from
$344Fare subject to changes
Updated: 44 minutes ago

Chicago (ORD)to

Cancun (CUN)
03/02/26 - 03/07/26

Round trip

Economy

from
$356Fare subject to changes
Updated: 5 hours ago

Chicago (ORD)to

Cancun (CUN)
01/18/26 - 01/22/26

Round trip

Economy

from
$316Fare subject to changes
Updated: 23 hours ago

Chicago (ORD)to

Cancun (CUN)
04/02/26 - 04/08/26

Round trip

Economy

from
$326Fare subject to changes
Updated: 23 hours ago

*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

Finding cheap flights from Chicago

Planning a trip from Chicago? Whether you're going for business or pleasure, booking ahead or last minute, American has cheap flight options for your travel needs.

  • Book early: Booking 1 to 3 months ahead can help you find cheap flights from Chicago.
  • Be flexible with dates: Tuesdays and Wednesdays are often more affordable travel days.
  • Travel off-peak: Late January and early February tend to be quieter times, with lower fares and fewer crowds.

Upgrade your flight with Main Cabin Extra

Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

  • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
  • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
  • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

Discover how Main Cabin Extra can enhance your trip.

American Airlines flights from Chicago to Cancun

Tips for a smooth departure from O'Hare International Airport (ORD)

Ensure a hassle-free start to your journey with these tips:

  • Arrive early: Plan to arrive at least 2 hours before domestic flights and 3 hours for international trips.
  • Get your boarding pass: Download your boarding pass in the American app or print it before you arrive at the airport.
  • Know your terminal: American typically operates from Terminal 3 at ORD. Make sure to check your terminal before your flight.
  • Have your ID and travel documents: Travelers need a REAL ID or a valid passport to fly within the U.S. For international travel, a valid passport is required, and some international destinations may have additional entry requirements. Check the official airport website for your destination for these requirements.
  • Locate the lounge: Complimentary Admirals Club® lounge access may be available for qualifying customers.
  • Find dining options and amenities: ORD offers a variety of restaurants and amenities like pet relief areas, nursery rooms and more.

Learn more about how you can manage travel on the go using the American app.

Arriving in Cancun

Cancun International Airport (CUN)

Located about 14 miles southwest of Cancun's hotel zone, Cancun International Airport is the main gateway to Mexico's Caribbean coast and offers easy access to resorts and attractions.

  • Shuttles: Shared and private shuttle services provide convenient transfers to hotels and resorts.
  • Taxis and rideshare: Available 24 / 7 at designated pickup areas, taxis and rideshare services like Uber offer a direct route to your accommodation.
  • Rental cars: CUN's Rental Car Center features leading car rental companies, giving travelers flexibility to explore Cancun and nearby destinations at their own pace.

Check out the Cancun International Airport official website for more transportation details.

Discover Cancun

Best time to visit Cancun

Cancun is a year-round destination. Summer is great for lower prices, while the winter brings pleasant temperatures but bigger crowds.

  • Spring: Enjoy warm, pleasant weather with less rain than summer. 
  • Summer: Expect hot and humid temperatures but fewer crowds.
  • Fall: Shoulder season with fewer tourists and lower prices.
  • Winter: Experience milder temperatures but bigger crowds and higher prices.

Top things to see and do in Cancun

Experience the beauty and culture of Cancun with these must-see attractions:

  • Mayan ruins of Tulum and Chichen Itza: Explore ancient archaeological sites and learn about Mayan history.
  • Isla Mujeres: Take a short ferry ride to this picturesque island known for stunning beaches and snorkeling.
  • Cancun Underwater Museum (MUSA): Dive or snorkel among incredible underwater sculptures.
  • Hotel Zone beaches: Relax on white-sand beaches with crystal-clear waters.
  • Nightlife and dining: Enjoy vibrant clubs, beach bars and authentic Mexican cuisine.

Booking your trip to Cancun with American Airlines

Booking your flight from Chicago to Cancun is simple. Use our website to find the best fares and travel options. Whether you're traveling for leisure or adventure, American offers services to make your journey smooth

Earn up to $250 back on your next American Airlines flight plus, 40,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.