There are
1,065 mi
from Temecula, CA to Hereford, TX
That's the driving distance. It would take 18 hours 31 mins to go from Temecula, California to Hereford, Texas.
The flight distance (direct flight from Temecula, CA to Hereford, TX) is 847.51 mi.
1,065 mi = 1.61 kms