Terminal South, also called Concourse A, is one of Delta Air Lines' main hubs at Hartsfield-Jackson Atlanta International Airport (ATL), where the airline mostly operates. For business and leisure travelers, the Delta Airlines ATL Terminal provides easy access to security checkpoints, food options, and retail stores. Additional amenities offered by Delta's Sky Club lounges in this terminal include Wi-Fi, drinks, and cozy couches. Delta travelers can easily and quickly explore the airport thanks to ATL's Plane Train, which offers efficient connections to other concourses.