One of Delta's main hubs, Terminal South, commonly referred to as Concourse A, at Hartsfield-Jackson Atlanta International Airport (ATL), is where the airline mostly operates. Both business and leisure passengers may easily access security checks, dining options, and shopping at the Delta Airlines ATL Terminal .Wi-Fi, snacks, and cozy sitting are among the extra services offered by Delta's Sky Club lounges in this terminal. ATL's Plane Train offers convenient links to various concourses, facilitating Delta passengers' quick and easy navigation throughout the airport.