The average train between Atlanta Airport (ATL) and Decatur takes 39 min and the fastest train takes 35 min. The train runs at least 4 times per hour from Atlanta Airport (ATL) to Decatur. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run every 15 minutes between Atlanta Airport (ATL) and Decatur. The earliest departure is at 8:55 AM in the morning, and the last departure from Atlanta Airport (ATL) is at 6:05 PM which arrives into Decatur at 6:41 PM. All services require a transfer, and take on average 39 min. The schedules shown below are for the next available departures.

36 min • 1 change

35 min • 1 change

39 min • 1 change

37 min • 1 change
Want to know about travelling from Atlanta Airport (ATL) to Decatur? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Atlanta Airport (ATL) to Decatur. However, there are services departing from Atlanta Airport (ATL) station and arriving at Decatur station via Five Points Station station. The journey, including transfers, takes approximately 39 min.
Atlanta Airport (ATL) to Decatur train services, operated by MARTA, depart from Airport Station.
Atlanta Airport (ATL) to Decatur train services, operated by MARTA, arrive at Decatur Station.
The distance between Atlanta Airport (ATL) and Decatur is 20.3 km. The road distance is 25 km.
You can take a subway from Airport Station to Decatur Station via Five Points Station in around 38 min.