New Haven, CT to Fairfield, CT buses and trains from $5

Or, see buses and trains from Fairfield, CT to New Haven, CT.
Here are some trips other travelers have found on Routefriend.
$5
0h 30m
0 stops
Metro-North
$6
0h 44m
1 stop
Metro-North Metro-North
$6
0h 54m
1 stop
Metro-North Metro-North
$30
1h 19m
1 stop
Amtrak Metro-North
$36
2h 33m
1 stop
Amtrak Metro-North
$?
5h 3m
2 stops
Amtrak Metro-North