There are
2,890 mi
from Ukiah, CA to Middletown, DE
That's the driving distance. It would take 2 days 3 hours to go from Ukiah, California to Middletown, Delaware.
The flight distance (direct flight from Ukiah, CA to Middletown, DE) is 2,509.04 mi.
2,890 mi = 4,651.43 kms