There are
1,676 mi
from Sioux Falls, SD to Los Alamitos, CA
That's the driving distance. It would take 1 day 5 hours to go from Sioux Falls, South Dakota to Los Alamitos, California.
The flight distance (direct flight from Sioux Falls, SD to Los Alamitos, CA) is 1,329.34 mi.
1,676 mi = 1.61 kms