Boston University to University of Bridgeport buses and trains from $41

Here are some trips other travelers have found on Routefriend.
$41
2h 34m
1 stop
Amtrak Metro-North
$44
2h 46m
0 stops
Amtrak
$56
2h 31m
1 stop
Amtrak Metro-North
$58
2h 40m
0 stops
Amtrak