Terminals · Atlanta
Delta, American and United and other carriers fly from the Domestic Terminal. The Domestic Terminal covers Concourses T, A, B, C, and D. You clear security right there, so check today's live ATL wait before you leave.

These airlines fly from the Domestic Terminal at ATL. Tap one for its gates, check-in hall, and whether it recently moved terminals.
Concourses T, A, B, C, and D. North and South ticketing halls. Delta checks in on the South side; most other carriers use the North side. A MARTA rail station sits between the two entrances.
Concourses T, A, B, C, and D, all reached airside by the Plane Train; international Concourses E and F are on the same train.
Four checkpoints — Main, North, Lower North (with a CLEAR lane), and South (the TSA PreCheck checkpoint). Any checkpoint reaches every concourse. Lines still swing by the hour, so check ATL wait times by terminal and head to the fastest open lane. Not sure how long to budget? How long does airport security really take breaks it down by the hour.
The Plane Train. The Plane Train boards here and runs airside under the Transportation Mall to every concourse, with trains about every 2 minutes. A parallel walkway with moving walkways follows the same route. Plane Train rides between concourses take a few minutes; walking the full mall (Concourse A to F) is roughly 35 minutes.
Changing terminals on a connection? Check the minimum connection time you need, and see all ATL terminals on the airport map.
the Domestic Terminal layout verified June 27, 2026against the airport's own sources. Terminals do change — we date every update.
Delta (the Domestic Terminal and the International Terminal), American (the Domestic Terminal), United (the Domestic Terminal), Southwest (the Domestic Terminal), JetBlue (the Domestic Terminal), Alaska (the Domestic Terminal), Frontier (the Domestic Terminal), Avelo (the Domestic Terminal) use the Domestic Terminal at ATL. Tap an airline for its gates, check-in hall, and whether it recently moved.
The Domestic Terminal covers Concourses T, A, B, C, and D. North and South ticketing halls. Delta checks in on the South side; most other carriers use the North side. A MARTA rail station sits between the two entrances.
Four checkpoints — Main, North, Lower North (with a CLEAR lane), and South (the TSA PreCheck checkpoint). Any checkpoint reaches every concourse. Waits swing by the hour, so check ATL wait times by terminal and head to the fastest open lane before you get through security.
The Plane Train boards here and runs airside under the Transportation Mall to every concourse, with trains about every 2 minutes. A parallel walkway with moving walkways follows the same route. Plane Train rides between concourses take a few minutes; walking the full mall (Concourse A to F) is roughly 35 minutes.
You know the Domestic Terminal. Now get the exact minute to walk out your door — built from today's live ATL security wait and your drive.
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