There are
1,514 mi
from San Bernardino, CA to Yankton, SD
That's the driving distance. It would take 1 day 2 hours to go from San Bernardino, California to Yankton, South Dakota.
The flight distance (direct flight from San Bernardino, CA to Yankton, SD) is 1,229.99 mi.
1,514 mi = 1.61 kms