American Airlines via ShermansTravel offers select American Airlines Roundtrip Fares to select cities in Mexico, with prices starting from $193.49. (On the ShermansTravel landing page, click on "AA.com" in the top paragraph to see this sale.) That's the lowest price we could find for select routes by at least $3, although most carriers charge over $201. This price is valid on flights departing on February 21, 2018, from Miami, FL, (MIA) with arrival in Cancun, Mexico, (CUN) and return on February 27. Book this travel deal by January 31 for travel in early 2018.

Prices, dates, and booking details were valid at the time of publication.