There are
1,793 mi
from Chula Vista, CA to Watertown, SD
That's the driving distance. It would take 1 day 7 hours to go from Chula Vista, California to Watertown, South Dakota.
The flight distance (direct flight from Chula Vista, CA to Watertown, SD) is 1,362.73 mi.
1,793 mi = 1.61 kms