There are
953 mi
from Hereford, TX to Barstow, CA
That's the driving distance. It would take 16 hours 16 mins to go from Hereford, Texas to Barstow, California.
The flight distance (direct flight from Hereford, TX to Barstow, CA) is 828.15 mi.
953 mi = 1,534.18 kms