Columbia University in the City of New York to Kingston, NY buses and trains from $34

Here are some trips other travelers have found on Routefriend.
$34
2h 34m
1 stop
Metro-North Amtrak
$84
4h 15m
2 stops
Metro-North Amtrak
$89
4h 40m
2 stops
Metro-North Amtrak
$93
6h 21m
2 stops
Metro-North Amtrak
$107
7h 12m
2 stops
Metro-North Amtrak