There are
1,774 mi
from Delano, CA to Watertown, SD
That's the driving distance. It would take 1 day 7 hours to go from Delano, California to Watertown, South Dakota.
The flight distance (direct flight from Delano, CA to Watertown, SD) is 1,319.28 mi.
1,774 mi = 2,855.74 kms