There are
3,067 mi
from Providence, RI to Walnut Creek, CA
That's the driving distance. It would take 2 days 6 hours to go from Providence, Rhode Island to Walnut Creek, California.
The flight distance (direct flight from Providence, RI to Walnut Creek, CA) is 2,660.90 mi.
3,067 mi = 4,935.14 kms