Miles between Decatur, IL and Simi Valley, CA

There are
1,984 mi
from Decatur, IL to Simi Valley, CA

That's the driving distance. It would take 1 day 11 hours to go from Decatur, Illinois to Simi Valley, California.

The flight distance (direct flight from Decatur, IL to Simi Valley, CA) is 1,680.68 mi.

1,984 mi = 1.61 kms