There are
2,060 mi
from Simi Valley, CA to Waukegan, IL
That's the driving distance. It would take 1 day 12 hours to go from Simi Valley, California to Waukegan, Illinois.
The flight distance (direct flight from Simi Valley, CA to Waukegan, IL) is 1,756.47 mi.
2,060 mi = 3.22 kms