There are
1,019 mi
from Hereford, TX to Kewanee, IL
That's the driving distance. It would take 18 hours 21 mins to go from Hereford, Texas to Kewanee, Illinois.
The flight distance (direct flight from Hereford, TX to Kewanee, IL) is 810.04 mi.
1,019 mi = 1,640.45 kms