Argosy University-Washington D.C. to Nyack College buses and trains from $38

Here are some trips other travelers have found on Routefriend.
$38
5h 40m
1 stop
GotoBus Metro-North
$38
5h 42m
1 stop
GotoBus Metro-North
$40
5h 42m
1 stop
GotoBus Metro-North