Philadelphia, PA to Danbury, CT buses and trains from $27

Or, see buses and trains from Danbury, CT to Philadelphia, PA.
Here are some trips other travelers have found on Routefriend.
$27
5h 7m
1 stop
GotoBus Metro-North
$28
3h 58m
1 stop
GotoBus Metro-North
$32
6h 18m
2 stops
NJTransit Metro-North
$70
4h 42m
1 stop
Amtrak Metro-North
$?
5h 24m
2 stops
Amtrak Metro-North