There are
2,418 mi
from Ukiah, CA to Ferndale, MI
That's the driving distance. It would take 1 day 18 hours to go from Ukiah, California to Ferndale, Michigan.
The flight distance (direct flight from Ukiah, CA to Ferndale, MI) is 2,088.69 mi.
2,418 mi = 3,891.93 kms