There are
1,611 mi
from Simi Valley, CA to Baytown, TX
That's the driving distance. It would take 1 day 3 hours to go from Simi Valley, California to Baytown, Texas.
The flight distance (direct flight from Simi Valley, CA to Baytown, TX) is 1,425.91 mi.
1,611 mi = 1.61 kms