Washington, DC to Bridgeport, CT buses and trains from $39

Or, see buses and trains from Bridgeport, CT to Washington, DC.
Here are some trips other travelers have found on Routefriend.
$39
6h 4m
1 stop
GotoBus Metro-North
$42
6h 18m
1 stop
GotoBus Metro-North
$47
7h 16m
1 stop
GotoBus Amtrak
$78
4h 10m
1 stop
Amtrak Amtrak
$84
4h 31m
0 stops
Amtrak
$88
5h 19m
1 stop
Amtrak Metro-North
$93
6h 19m
1 stop
Amtrak Metro-North
$102
5h 19m
1 stop
Amtrak Metro-North
$?
6h 58m
2 stops
Amtrak Metro-North