Frontier Airlines DFW Terminal One of the busiest and biggest airports in the world, Dallas/Fort Worth International Airport (DFW), serves as both the destination and source airports for Frontier Airlines. Within the aviation sector, Frontier Airlines DFW Terminal is known for providing reasonably priced flights and easy-to-access travel options. DFW serves as a major hub for the airline's network. Let's examine in more detail the way Frontier Airlines operates out of DFW, including the terminal that is utilized, the facilities available, the traveler experience, and the traveler expectations.