There are
1,758 mi
from Sioux Falls, SD to Fremont, CA
That's the driving distance. It would take 1 day 6 hours to go from Sioux Falls, South Dakota to Fremont, California.
The flight distance (direct flight from Sioux Falls, SD to Fremont, CA) is 1,384.67 mi.
1,758 mi = 1.61 kms