$123 Cheap United flights Chicago (ORD) to Cancun (CUN)

View $123 flight on Mon, Nov 3, 2025Opens in a new window

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$123 Cheap United flights Chicago (ORD) to Cancun (CUN)

Prices were available within the past 7 days and start at $123 for one-way flights and $233 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Jun 26 - Sat, Jun 28
ORD
Chicago
CUN
Cancun
$233 Roundtrip, just found
$233
Roundtrip
just found
Select United flight, departing Thu, Jun 26 from Chicago to Cancun, returning Sat, Jun 28, priced at $233 just found
United
Tue, Sep 2 - Thu, Sep 4
ORD
Chicago
CUN
Cancun
$242 Roundtrip, just found
$242
Roundtrip
just found
Select United flight, departing Tue, Sep 2 from Chicago to Cancun, returning Thu, Sep 4, priced at $242 just found
United
Thu, Sep 4 - Thu, Sep 11
ORD
Chicago
CUN
Cancun
$253 Roundtrip, found 5 hours ago
$253
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Sep 4 from Chicago to Cancun, returning Thu, Sep 11, priced at $253 found 5 hours ago
United
Fri, Jun 27 - Sat, Jun 28
ORD
Chicago
CUN
Cancun
$269 Roundtrip, just found
$269
Roundtrip
just found
Select United flight, departing Fri, Jun 27 from Chicago to Cancun, returning Sat, Jun 28, priced at $269 just found
Flights from Chicago (ORD) to Cancun (CUN)
Origin airport
O'Hare Intl.
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Arajet, Delta, Frontier Airlines, Funjet Vacations, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United, Viva Aerobus, Volaris, avianca
Popular airline
Aeromexico
Distance
1447 mi
Average flight time
3 hours 47 mins

Frequently asked questions

How much is a United Airlines flight from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN)?
You'll find budget-friendly return United Airlines flights from $233 from ORD to CUN by filtering your results from "Price (lowest to highest)" on Expedia. Or look for options from $123 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to CUN with United Airlines?
United Airlines flights to Cancun tend to be cheaper in the low-season months of October and September. Whether you need a round-trip or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN) with United Airlines?
Landing the best United Airlines deals from ORD to CUN often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your fare on a Sunday rather than a Friday, which is usually the most expensive day to book.* It's smart to kick off your flight search about one month before your travel dates.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN)?
United Airlines operates direct flights from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN), with 21 weekly departures. Just choose the "Nonstop" and "Airline" filters while searching on Expedia to see all direct United Airlines flights to CUN.
How long does it take to fly from ORD to CUN with United Airlines?
Take off from O'Hare Intl. Airport (ORD) for Cancun Intl. Airport (CUN) on a direct United Airlines flight, and you'll be in the sky for about 3h 55m.
Which day of the week has the most United Airlines flights from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN)?
United Airlines has the most flights from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN) on Saturday. With up to 3 daily departures, you'll get the most options and flexibility on this day.
What is the earliest United Airlines flight from ORD to CUN?
The first United Airlines flight from ORD to CUN takes off at 8:42AM UTC-6, arriving at 1:33PM UTC-5. If you prefer to head off later, the last United Airlines flight leaves ORD at 10:36AM UTC-6 and lands at CUN at 3:33PM UTC-5. Flying early is generally a good option as morning and mid-morning flights are less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Cancun?
United Airlines flights from O'Hare Intl. Airport (ORD) to Cancun arrive at Cancun Intl. Airport (CUN) and Cozumel Intl. Airport (CZM). The main Cancun gateway served by this airline is CUN. It's worth comparing flights arriving at nearby airports on Expedia as there may be lower prices.
Why fly with United Airlines from ORD to CUN?
With a rewarding loyalty program, United Airlines is a favorite of many travelers heading from ORD to CUN. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights along with your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN)?
For the O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN) route, United Airlines typically operates Boeing 737-900 and Boeing 737 MAX 9 planes. Don't forget that last-minute changes are possible for operational purposes, so your flight could be on a different aircraft.
Can I change or cancel my United Airlines flight from O'Hare Intl. Airport (ORD) to Cancun Intl. Airport (CUN)?
In most cases, you can cancel or reschedule your flight, although additional fees may apply if you made your booking more than 24 hours ago. Need flexible options? Apply the "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you have to alter your plans. To make changes, head to "Trips," select your flight and click on "Manage Booking" for further information.

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