There are
1,051 mi
from Sioux Falls, SD to Chattanooga, TN
That's the driving distance. It would take 19 hours 16 mins to go from Sioux Falls, South Dakota to Chattanooga, Tennessee.
The flight distance (direct flight from Sioux Falls, SD to Chattanooga, TN) is 844.78 mi.
1,051 mi = 1.61 kms