There are
2,040 mi
from Ukiah, CA to Kewanee, IL
That's the driving distance. It would take 1 day 11 hours to go from Ukiah, California to Kewanee, Illinois.
The flight distance (direct flight from Ukiah, CA to Kewanee, IL) is 1,751.72 mi.
2,040 mi = 3,283.55 kms