There are
1,724 mi
from Walnut Creek, CA to Schertz, TX
That's the driving distance. It would take 1 day 5 hours to go from Walnut Creek, California to Schertz, Texas.
The flight distance (direct flight from Walnut Creek, CA to Schertz, TX) is 1,478.74 mi.
1,724 mi = 2,774.58 kms