There are
2,836 mi
from Ukiah, CA to Hyattsville, MD
That's the driving distance. It would take 2 days 2 hours to go from Ukiah, California to Hyattsville, Maryland.
The flight distance (direct flight from Ukiah, CA to Hyattsville, MD) is 2,454.51 mi.
2,836 mi = 4,564.64 kms