There are
1,666 mi
from Chandler, AZ to Dekalb, IL
That's the driving distance. It would take 1 day 6 hours to go from Chandler, Arizona to Dekalb, Illinois.
The flight distance (direct flight from Chandler, AZ to Dekalb, IL) is 1,391.21 mi.
1,666 mi = 1.61 kms