There are
1,910 mi
from Ukiah, CA to Ottumwa, IA
That's the driving distance. It would take 1 day 9 hours to go from Ukiah, California to Ottumwa, Iowa.
The flight distance (direct flight from Ukiah, CA to Ottumwa, IA) is 1,624.84 mi.
1,910 mi = 3,074.19 kms