Brooklyn Law School to University of Delaware buses and trains from $20

Here are some trips other travelers have found on Routefriend.
$20
4h 34m
1 stop
GotoBus Megabus
$21
3h 55m
1 stop
GotoBus Megabus
$34
5h 45m
1 stop
BoltBus Megabus
$35
3h 40m
1 stop
GotoBus Amtrak
$41
3h 40m
1 stop
GotoBus Amtrak
$42
3h 4m
1 stop
GotoBus Amtrak
$70
3h 19m
1 stop
BoltBus Amtrak