Frontier Airlines operates primarily out of Terminal E at DFW Airport. Terminal E is one of the five terminals at DFW and is designed to handle a variety of domestic flights, including those from budget carriers like Frontier Airlines. The terminal is spacious, modern, and equipped with the necessary amenities to accommodate a comfortable travel experience. https://airportsterminalhub.com/airlines/frontier-airlines/frontier-airlines-dallas-fort-worth-international-airport-dfw-terminal/