There are
1,614 mi
from Oxnard, CA to Yankton, SD
That's the driving distance. It would take 1 day 4 hours to go from Oxnard, California to Yankton, South Dakota.
The flight distance (direct flight from Oxnard, CA to Yankton, SD) is 1,315.51 mi.
1,614 mi = 1.61 kms