There are
2,049 mi
from Redding, CA to Dekalb, IL
That's the driving distance. It would take 1 day 11 hours to go from Redding, California to Dekalb, Illinois.
The flight distance (direct flight from Redding, CA to Dekalb, IL) is 1,738.60 mi.
2,049 mi = 3.22 kms