Fly nonstop from Washington DC to Cancun for $256 round-trip on United.
Seen below, we found seats departing IAD on Tuesday, April 28, and returning from CUN on Sunday, May 3.
Other dates are also available for travel in April/early May.
For booking info, see our Fare Details.
Need a room in Cancun? Here's a look at what's available for the above dates on Hotelwatchdog.