There are
534 mi
from Sioux Falls, SD to Lake In The Hills, IL
That's the driving distance. It would take 9 hours 41 mins to go from Sioux Falls, South Dakota to Lake In The Hills, Illinois.
The flight distance (direct flight from Sioux Falls, SD to Lake In The Hills, IL) is 434.08 mi.
534 mi = 859.68 kms