There are
2,318 mi
from Walnut Creek, CA to Radcliff, KY
That's the driving distance. It would take 1 day 16 hours to go from Walnut Creek, California to Radcliff, Kentucky.
The flight distance (direct flight from Walnut Creek, CA to Radcliff, KY) is 1,957.20 mi.
2,318 mi = 3,730.27 kms