Miles between Ontario, CA and Sioux Falls, SD

There are
1,633 mi
from Ontario, CA to Sioux Falls, SD

That's the driving distance. It would take 1 day 4 hours to go from Ontario, California to Sioux Falls, South Dakota.

The flight distance (direct flight from Ontario, CA to Sioux Falls, SD) is 1,299.20 mi.

1,633 mi = 1.61 kms