There are
914 mi
from Wichita Falls, TX to Dekalb, IL
That's the driving distance. It would take 16 hours 24 mins to go from Wichita Falls, Texas to Dekalb, Illinois.
The flight distance (direct flight from Wichita Falls, TX to Dekalb, IL) is 766.28 mi.
914 mi = 1,471.32 kms