Miles between Hereford, TX and Norman, OK

There are
321 mi
from Hereford, TX to Norman, OK

That's the driving distance. It would take 5 hours 40 mins to go from Hereford, Texas to Norman, Oklahoma.

The flight distance (direct flight from Hereford, TX to Norman, OK) is 281.96 mi.

321 mi = 516.90 kms