There are
1,700 mi
from Moreno Valley, CA to Watertown, SD
That's the driving distance. It would take 1 day 5 hours to go from Moreno Valley, California to Watertown, South Dakota.
The flight distance (direct flight from Moreno Valley, CA to Watertown, SD) is 1,307.80 mi.
1,700 mi = 1.61 kms