Frontier Airlines Terminal DFW operates out of Terminal E at Dallas/Fort Worth International Airport. This terminal offers convenient access to Frontier's check-in counters, security checkpoints, and departure gates. Travelers can enjoy a range of amenities, including dining options, retail stores, and comfortable seating areas. Terminal E is well-connected to other terminals via the Skylink train, making transfers quick and easy. Frontier focuses on providing low-cost travel, so be prepared for additional fees for baggage and seat selection.