Walking Path - If you have time and want to exercise, try the FLL Fit Walking Path. This 1.3-mile path is located on the upper level and goes between the terminals. Store your carry-ons at Bags To Go.
For connecting domestic flights, you almost never have to exit and reenter security, though there are some exceptions at airports where the terminals aren't all connected. For domestic-to-international connection, it's still pretty rare that you have to exit and reenter security, even if you're changing terminals.
Fort Lauderdale wins the prize as the cheapest city to fly into in Florida. The busy Fort Lauderdale-Hollywood International Airport is just a few miles from the city center, making it easy to get to your hotel.
Dallas/Fort Worth International Airport (DFW) — Dallas, Texas. Situated in the Texas prairie between the major cities of Dallas and Fort Worth, DFW airport, the third largest airport in the world, may be quite familiar to American Airlines passengers.