Hartford, CT to Stamford, CT buses and trains from $20

Or, see buses and trains from Stamford, CT to Hartford, CT.
Here are some trips other travelers have found on Routefriend.
$20
1h 57m
1 stop
Amtrak Metro-North
$22
1h 40m
0 stops
Amtrak
$32
2h 7m
1 stop
Amtrak Metro-North
$35
2h 57m
1 stop
Amtrak Metro-North
$51
3h 34m
1 stop
Amtrak Amtrak
$56
4h 40m
1 stop
Amtrak Metro-North
$?
5h 55m
2 stops
Amtrak Metro-North
$?
7h 36m
2 stops
Amtrak Metro-North