Washington, DC to Atlanta, GA buses and trains from $55

Or, see buses and trains from Atlanta, GA to Washington, DC.
Here are some trips other travelers have found on Routefriend.
$55
15h 34m
1 stop
Amtrak Megabus
$55
15h 34m
1 stop
Amtrak Megabus
$83
19h 49m
1 stop
Amtrak Megabus