There are
1,922 mi
from Dekalb, IL to Ridgecrest, CA
That's the driving distance. It would take 1 day 9 hours to go from Dekalb, Illinois to Ridgecrest, California.
The flight distance (direct flight from Dekalb, IL to Ridgecrest, CA) is 1,609.04 mi.
1,922 mi = 3,093.84 kms