Endicott College to Portland, ME buses and trains from $1

Or, see buses and trains from Portland, ME to Endicott College.
Here are some trips other travelers have found on Routefriend.
$1
1h 54m
0 stops
Megabus
$20
2h 7m
0 stops
Amtrak
$20
2h 25m
0 stops
Amtrak
$?
1h 55m
0 stops
Amtrak
$?
3h 4m
1 stop
Amtrak Megabus
$?
20h 4m
4 stops
Amtrak Amtrak