Spirit Airlines is based at Dallas/Fort Worth International Spirit Airlines DFW Terminal is a low-cost airline that serves passengers searching for reasonably priced flight options. In order to give travelers a smooth travel experience, Terminal E offers a variety of services, including boarding gates, security zones, and check-in counters. In addition, there are restaurants, shops, and places to sit while awaiting a flight. The Skylink train system connects the terminal to various areas of the airport to facilitate connections. Because gate assignments sometimes vary, it is advised that travelers come early and confirm their flight information.