Stratford, CT to Columbia University in the City of New York buses and trains from $18

Here are some trips other travelers have found on Routefriend.
$18
1h 4m
0 stops
Metro-North
$31
1h 19m
1 stop
Amtrak Metro-North
$35
1h 16m
1 stop
Amtrak Metro-North
$37
1h 34m
1 stop
Amtrak Metro-North
$47
3h 16m
2 stops
Amtrak Metro-North
$49
2h 1m
1 stop
Amtrak Metro-North
$68
5h 27m
2 stops
Amtrak Metro-North