Stamford, CT to American University buses and trains from $41

Or, see buses and trains from American University to Stamford, CT.
Here are some trips other travelers have found on Routefriend.
$41
5h 19m
1 stop
Metro-North GotoBus
$55
5h 4m
1 stop
Amtrak GotoBus
$63
3h 48m
0 stops
Amtrak
$64
3h 42m
1 stop
Metro-North Amtrak
$65
6h 46m
1 stop
Amtrak Megabus
$68
4h 43m
1 stop
Metro-North Amtrak
$70
3h 48m
1 stop
Amtrak Amtrak
$?
6h 28m
2 stops
Metro-North Amtrak