There are
2,404 mi
from Ukiah, CA to Gallatin, TN
That's the driving distance. It would take 1 day 18 hours to go from Ukiah, California to Gallatin, Tennessee.
The flight distance (direct flight from Ukiah, CA to Gallatin, TN) is 2,003.12 mi.
2,404 mi = 3,869.34 kms