There are
1,966 mi
from Huntington Beach, CA to Dekalb, IL
That's the driving distance. It would take 1 day 10 hours to go from Huntington Beach, California to Dekalb, Illinois.
The flight distance (direct flight from Huntington Beach, CA to Dekalb, IL) is 1,686.14 mi.
1,966 mi = 1.61 kms