There are
1,802 mi
from Ukiah, CA to Atchison, KS
That's the driving distance. It would take 1 day 7 hours to go from Ukiah, California to Atchison, Kansas.
The flight distance (direct flight from Ukiah, CA to Atchison, KS) is 1,494.63 mi.
1,802 mi = 2,899.31 kms