American University to Kean University buses and trains from $45

Or, see buses and trains from Kean University to American University.
Here are some trips other travelers have found on Routefriend.
$45
4h 34m
1 stop
Megabus Amtrak
$53
5h 7m
1 stop
Megabus Amtrak
$54
2h 54m
0 stops
Amtrak