Frontier Airlines ATL Terminal

Frontier Airlines ATL Terminal. At this terminal, Frontier Airlines customers can check in at airline counters or self-service kiosks. Arriving early is advised to guarantee a seamless experience and to provide time for security checks and check-in. Terminal S has a number of facilities, including shops, restaurants, and lounges, to make your trip better. To get the most recent information about gates and flights, check the many digital screens found throughout the airport. Have fun on your Frontier Airlines trip!