There are
2,349 mi
from Ukiah, CA to Ionia, MI
That's the driving distance. It would take 1 day 17 hours to go from Ukiah, California to Ionia, Michigan.
The flight distance (direct flight from Ukiah, CA to Ionia, MI) is 1,986.93 mi.
2,349 mi = 3,780.36 kms