There are
1,057 mi
from Rosemead, CA to Hereford, TX
That's the driving distance. It would take 18 hours 11 mins to go from Rosemead, California to Hereford, Texas.
The flight distance (direct flight from Rosemead, CA to Hereford, TX) is 893.65 mi.
1,057 mi = 1,701.38 kms