There are
3,095 mi
from Warwick, RI to Ukiah, CA
That's the driving distance. It would take 2 days 7 hours to go from Warwick, Rhode Island to Ukiah, California.
The flight distance (direct flight from Warwick, RI to Ukiah, CA) is 2,688.45 mi.
3,095 mi = 4.83 kms