Fly from Washington DC-National to Cozumel, Mexico for $209 round-trip on American Airlines this Spring, Fall or Winter.
This books into Basic Economy class meaning you are limited to just one small personal item such as a purse or a backpack. Consider the higher priced $259 RT standard economy option if you need some more carry-on allowance. You can also apply for the Citi /AAdvantage Platinum Select Mastercard which will allow you to check your first bag free on all American Airlines flights.
Flights are available for travel any day of the week from early April through mid-May then again from late August onward through February 2019.
Searching on aa.com we found seats departing DCA on Sunday, April 29, and returning from CZM on Saturday, May 5, 2018. Some routes will require a long-layover so make sure to check all the flights available and select the ones that best work for you.
Need a great place to stay near the beach in Cozumel? Here is what we've found for the listed dates on Hotelwatchdog.