There are
2,986 mi
from Simi Valley, CA to Cranston, RI
That's the driving distance. It would take 2 days 5 hours to go from Simi Valley, California to Cranston, Rhode Island.
The flight distance (direct flight from Simi Valley, CA to Cranston, RI) is 2,594.99 mi.
2,986 mi = 3.22 kms