There are
2,385 mi
from Ukiah, CA to Dayton, OH
That's the driving distance. It would take 1 day 18 hours to go from Ukiah, California to Dayton, Ohio.
The flight distance (direct flight from Ukiah, CA to Dayton, OH) is 2,065.22 mi.
2,385 mi = 3,838.03 kms