There are
1,095 mi
from Oceanside, CA to Hereford, TX
That's the driving distance. It would take 19 hours 8 mins to go from Oceanside, California to Hereford, Texas.
The flight distance (direct flight from Oceanside, CA to Hereford, TX) is 864.50 mi.
1,095 mi = 1.61 kms