Pensacola, Fla.
Total cost per day: $89.33
Flying to Pensacola will set you back only $285 for a round trip, which is the third-least expensive flight on the list. Hotel costs average $53.33 per night — the second-most expensive in this ranking — but it’s still a cheap family vacation spot. Kids and adults alike can enjoy activities such as dolphin cruises and camping at historic forts in Pensacola.