Hartford, CT to Detroit, MI buses and trains from $165

Or, see buses and trains from Detroit, MI to Hartford, CT.
Here are some trips other travelers have found on Routefriend.
$165
20h 21m
2 stops
Amtrak
$169
22h 55m
3 stops
Amtrak Greyhound
$202
22h 55m
4 stops
Amtrak Greyhound