At Hartsfield-Jackson Atlanta International Airport Delta Airlines ATL Terminal principal hub is the Maynard H. Jackson Jr. International Terminal and Terminal South (Domestic Terminal South). Delta, one of the biggest airlines at ATL, provides smooth connection for flights both domestically and beyond. The majority of domestic flights arrive and depart via Terminal South, which offers quick check-in, baggage claim, and a wide selection of food and retail establishments. The Maynard H. Jackson Jr. Terminal provides top-notch facilities for international travel, including first-class lounges for Delta SkyMiles members. Arriving at least two hours prior to domestic flights and three hours prior to international flights is advised.