Columbia, SC to Richmond, VA buses and trains from $10

Or, see buses and trains from Richmond, VA to Columbia, SC.
Here are some trips other travelers have found on Routefriend.
$10
8h 4m
0 stops
Megabus
$73
13h 27m
2 stops
Amtrak Megabus
$89
13h 4m
1 stop
Amtrak
$176
1d 18h
3 stops
Amtrak Megabus