Miles between Layton, UT and Simi Valley, CA

There are
729 mi
from Layton, UT to Simi Valley, CA

That's the driving distance. It would take 12 hours 59 mins to go from Layton, Utah to Simi Valley, California.

The flight distance (direct flight from Layton, UT to Simi Valley, CA) is 598.64 mi.

729 mi = 1,173.02 kms