- At Fort Lauderdale-Hollywood International Airport (FLL), Allegiant Air is based out of Terminal 1. It is easy for tourists to traverse because its Allegiant Air FLL Terminal is devoted to multiple low-cost carriers. Ticketing, baggage claim, and gate access are just a few of the amenities available to Allegiant customers. The terminal also offers free Wi-Fi, a variety of culinary options, and retail stores to keep passengers comfortable while they wait. It's easy to fly with Allegiant at FLL because of their clear signage and quick service.