There are
1,605 mi
from Bismarck, ND to Ukiah, CA
That's the driving distance. It would take 1 day 4 hours to go from Bismarck, North Dakota to Ukiah, California.
The flight distance (direct flight from Bismarck, ND to Ukiah, CA) is 1,245.09 mi.
1,605 mi = 2,582.67 kms