Cancun, Mexico
Total cost per day: $54.53
Cancun is the fourth cheapest under multiple categories in GOBankingRates’ study: flights, at $346 for a round trip from JFK; meals at inexpensive restaurants, at $5.22 a pop; and three-course meals at midrange restaurants, at $14.37 per person. Aside from the popular beaches and nightlife, visitors can swim with dolphins or tour the Chichén Itzá, a famous Mayan archaeological site.