What Terminal is Frontier Airlines at DFW | Frontier Airlines operates from Terminal E at Dallas/Fort Worth International Airport (DFW). Terminal E is known for its convenient layout and amenities, ensuring a smooth travel experience for passengers. The terminal features efficient check-in counters, TSA security checkpoints, and spacious gate areas. Travelers can enjoy a variety of dining options, from quick snacks to sit-down meals, as well as shopping outlets for essentials and souvenirs. Accessibility features include elevators, ramps, wheelchair assistance, and service animal relief areas. For those with connecting flights, the DFW Skylink train offers quick and easy access to other terminals within the airport.