There are
1,831 mi
from Walnut Creek, CA to Kilgore, TX
That's the driving distance. It would take 1 day 8 hours to go from Walnut Creek, California to Kilgore, Texas.
The flight distance (direct flight from Walnut Creek, CA to Kilgore, TX) is 1,576.59 mi.
1,831 mi = 2,946.23 kms