Miles between St George, UT and Simi Valley, CA

There are
405 mi
from St George, UT to Simi Valley, CA

That's the driving distance. It would take 7 hours 39 mins to go from St George, Utah to Simi Valley, California.

The flight distance (direct flight from St George, UT to Simi Valley, CA) is 351.18 mi.

405 mi = 652.56 kms