Philadelphia, PA to Norwalk, CT buses and trains from $25

Here are some trips other travelers have found on Routefriend.
$25
3h 12m
1 stop
BoltBus Metro-North
$27
2h 57m
1 stop
GotoBus Metro-North
$30
3h 19m
2 stops
NJTransit Metro-North
$45
2h 39m
1 stop
Amtrak Metro-North
$54
2h 34m
1 stop
Amtrak Metro-North
$82
3h 10m
1 stop
Amtrak Metro-North
$?
4h 25m
2 stops
Amtrak Metro-North