For travel over the Thanksgiving holiday, fly nonstop from Chicago to Cancun for $338 round-trip, including all taxes, on United.
Searching United.com, we found seats departing ORD on Thursday, November 27, Thanksgiving morning, and returning from CUN on Saturday, December 6.
Other dates are also available for travel through mid March, excluding peak holiday dates.
For booking info, see our Fare Details.
Tulum image via Shutterstock