There are
2,967 mi
from Lake Forest, CA to Cranston, RI
That's the driving distance. It would take 2 days 5 hours to go from Lake Forest, California to Cranston, Rhode Island.
The flight distance (direct flight from Lake Forest, CA to Cranston, RI) is 2,557.82 mi.
2,967 mi = 4,775.48 kms