Miles between Simi Valley, CA and Round Rock, TX

There are
1,434 mi
from Simi Valley, CA to Round Rock, TX

That's the driving distance. It would take 1 day to go from Simi Valley, California to Round Rock, Texas.

The flight distance (direct flight from Simi Valley, CA to Round Rock, TX) is 1,255.87 mi.

1,434 mi = 1.61 kms