Frankfort, IN to University of St Francis buses and trains from $38

Here are some trips other travelers have found on Routefriend.
$38
11h 31m
1 stop
Amtrak
$104
11h 19m
3 stops
Greyhound Amtrak
$104
11h 19m
4 stops
Greyhound Amtrak
$161
2d 11h
7 stops
Greyhound Amtrak