Ann Arbor, MI to Carnegie Mellon University buses and trains from $26

Or, see buses and trains from Carnegie Mellon University to Ann Arbor, MI.
Here are some trips other travelers have found on Routefriend.
$26
10h 13m
1 stop
Amtrak Greyhound
$64
8h 25m
1 stop
Amtrak
$82
21h 4m
3 stops
Amtrak Greyhound