There are
1,801 mi
from Sioux Falls, SD to Gilroy, CA
That's the driving distance. It would take 1 day 7 hours to go from Sioux Falls, South Dakota to Gilroy, California.
The flight distance (direct flight from Sioux Falls, SD to Gilroy, CA) is 1,380.39 mi.
1,801 mi = 1.61 kms