There are
1,453 mi
from Simi Valley, CA to Watauga, TX
That's the driving distance. It would take 1 day 1 hour to go from Simi Valley, California to Watauga, Texas.
The flight distance (direct flight from Simi Valley, CA to Watauga, TX) is 1,240.86 mi.
1,453 mi = 1.61 kms