There are
1,661 mi
from Orinda, CA to Huron, SD
That's the driving distance. It would take 1 day 5 hours to go from Orinda, California to Huron, South Dakota.
The flight distance (direct flight from Orinda, CA to Huron, SD) is 1,319.68 mi.
1,661 mi = 2,672.82 kms