CUNY John Jay College Criminal Justice to Gettysburg, PA buses and trains from $56

Here are some trips other travelers have found on Routefriend.
$56
3h 10m
0 stops
Amtrak
$58
5h 33m
1 stop
NJTransit Amtrak
$59
3h 46m
2 stops
NJTransit Amtrak
$61
3h 25m
1 stop
NJTransit Amtrak
$73
3h 42m
2 stops
NJTransit Amtrak
$75
3h 40m
2 stops
CoachUSA Amtrak
$80
6h 16m
2 stops
Metro-North Amtrak