There are
1,122 mi
from Hereford, TX to Janesville, WI
That's the driving distance. It would take 20 hours 6 mins to go from Hereford, Texas to Janesville, Wisconsin.
The flight distance (direct flight from Hereford, TX to Janesville, WI) is 901.08 mi.
1,122 mi = 1,806.36 kms