There are
865 mi
from Sioux Falls, SD to Midlothian, TX
That's the driving distance. It would take 15 hours 18 mins to go from Sioux Falls, South Dakota to Midlothian, Texas.
The flight distance (direct flight from Sioux Falls, SD to Midlothian, TX) is 764.86 mi.
865 mi = 1,391.53 kms