Danville, VA to Washington, DC buses and trains from $53

Or, see buses and trains from Washington, DC to Danville, VA.
Here are some trips other travelers have found on Routefriend.
5h 10m
0 stops
7h 7m
2 stops
Amtrak Greyhound
7h 7m
1 stop
Amtrak Greyhound
14h 57m
3 stops
Amtrak Greyhound