United Airlines ATL Terminal At Hartsfield-Jackson Atlanta International Airport (ATL), United Airlines is based out of Terminal T, also known as the South Terminal. The <a href='https://www.worldsairportsterminals.com/united-airlines/united-airlines-hartsfield-jackson-atlanta-international-airport-atl-terminal/'> United Airlines ATL Terminal</a> provides convenient access to gates, security, and check-in, guaranteeing a seamless journey. While waiting for their flights, passengers can take advantage of a number of facilities, including as restaurants and shops. From ATL, United Airlines offers both local and international connections, and its helpful crew is there to help passengers with their trip.