There are
2,063 mi
from Simi Valley, CA to Danville, IL
That's the driving distance. It would take 1 day 12 hours to go from Simi Valley, California to Danville, Illinois.
The flight distance (direct flight from Simi Valley, CA to Danville, IL) is 1,751.91 mi.
2,063 mi = 3.22 kms