Frontier Airlines operates out of Dallas Fort Worth International Airport (DFW) in Terminal E. Terminal E is the designated terminal for low-cost and domestic carriers, making it a primary spot for travelers flying on budget-friendly airlines like Frontier. DFW’s Terminal E has a range of amenities designed to enhance the passenger experience, from quick-service dining options to retail stores and ample seating areas. This terminal also connects to other parts of the airport through the Skylink train system, making it easy to navigate for passengers with layovers or connecting flights.