There are
2,021 mi
from Ukiah, CA to River Falls, WI
That's the driving distance. It would take 1 day 12 hours to go from Ukiah, California to River Falls, Wisconsin.
The flight distance (direct flight from Ukiah, CA to River Falls, WI) is 1,608.68 mi.
2,021 mi = 3,252.98 kms