Denver International Airport’s Concourse A serves as the primary operating location for Frontier Airlines (DEN). The Frontier Airlines DEN Terminal features easily accessible check-in desks and gates, and the airline is well-known for its inexpensive flights and uncomplicated services. Travelers can take advantage of easy access to adjacent eateries, coffee shops, and other convenient facilities. Frontier wants to make travel in Denver easy and efficient, which is why it has computerized kiosks for quicker check-in and committed employees on hand to help. Because of its central location, Denver is also a key hub for connecting flights around the United States.