Spirit Airlines offers roundtrip flights to Florida from select cities in the U.S. with prices starting at $60, as provided by ShermansTravel. (Click on "Spirit.com" in the main paragraph to see this sale; all taxes are included.) That ties our April mention as the least-expensive roundtrip fare we've ever seen to Florida. It's also a current low for select routes by $12. This price is valid on flights departing from Fort Lauderdale, FL, (FLL) with arrival in Orlando, FL, (MCO) on June 10 with return on June 17; prices vary depending on the departure cities and dates chosen. Book this travel deal by May 31 for travel Tuesdays and Wednesdays June 1 through July 31. Other notable fares: