Hartsfield-Jackson Atlanta Airport (ATL) is one of the biggest airports in the world. It has 2 main terminals: the Domestic Terminal and the International Terminal. Passengers use different concourses connected by an underground train system. The airport is easy to follow, with signs and clear zones for check-in, gates, baggage, and security.
Terminal / Concourse
Purpose
Details
Domestic Terminal – North
Check-in & departures
Used by many major airlines for domestic flights
Domestic Terminal – South
Check-in & departures
Mainly used by Delta Air Lines
International Terminal – Concourse F
International flights
Check-in, customs, immigration, and international arrivals