There are
2,947 mi
from Fullerton, CA to Warwick, RI
That's the driving distance. It would take 2 days 5 hours to go from Fullerton, California to Warwick, Rhode Island.
The flight distance (direct flight from Fullerton, CA to Warwick, RI) is 2,564.51 mi.
2,947 mi = 3.22 kms