There are
1,940 mi
from Walnut Creek, CA to Mountain Home, AR
That's the driving distance. It would take 1 day 10 hours to go from Walnut Creek, California to Mountain Home, Arkansas.
The flight distance (direct flight from Walnut Creek, CA to Mountain Home, AR) is 1,631.85 mi.
1,940 mi = 3,121.80 kms