There are
865 mi
from Lawton, OK to Midlothian, IL
That's the driving distance. It would take 15 hours 38 mins to go from Lawton, Oklahoma to Midlothian, Illinois.
The flight distance (direct flight from Lawton, OK to Midlothian, IL) is 755.49 mi.
865 mi = 1,391.87 kms