There are
1,618 mi
from Ventura, CA to Yankton, SD
That's the driving distance. It would take 1 day 4 hours to go from Ventura, California to Yankton, South Dakota.
The flight distance (direct flight from Ventura, CA to Yankton, SD) is 1,315.06 mi.
1,618 mi = 1.61 kms