There are
1,690 mi
from Walnut Creek, CA to Grapevine, TX
That's the driving distance. It would take 1 day 5 hours to go from Walnut Creek, California to Grapevine, Texas.
The flight distance (direct flight from Walnut Creek, CA to Grapevine, TX) is 1,443.47 mi.
1,690 mi = 2,719.04 kms