New Haven, CT to Shawnee, OK buses and trains from $283

Here are some trips other travelers have found on Routefriend.
$283
2d 8h
3 stops
Metro-North Amtrak
$336
2d 9h
3 stops
Amtrak
$340
2d 10h
4 stops
Metro-North Amtrak
$426
2d 10h
4 stops
Metro-North Amtrak
$431
2d 10h
4 stops
Metro-North Amtrak
$?
2d 9h
4 stops
Metro-North Amtrak