University of Delaware to University of Pennsylvania buses and trains from $23

Here are some trips other travelers have found on Routefriend.
$23
0h 31m
0 stops
Amtrak
$31
2h 25m
2 stops
Amtrak NJTransit
$32
2h 1m
1 stop
Amtrak NJTransit
$33
2h 25m
2 stops
Amtrak NJTransit
$36
2h 49m
2 stops
Amtrak NJTransit
$38
3h 40m
2 stops
Amtrak NJTransit
$42
3h 40m
2 stops
Amtrak NJTransit
$42
5h 4m
2 stops
Amtrak NJTransit
$51
5h 4m
2 stops
Amtrak NJTransit
$75
4h 54m
2 stops
Amtrak NJTransit
$85
5h 58m
2 stops
Amtrak NJTransit
$118
4h 54m
2 stops
Amtrak NJTransit