There are
1,510 mi
from Simi Valley, CA to Terrell, TX
That's the driving distance. It would take 1 day 2 hours to go from Simi Valley, California to Terrell, Texas.
The flight distance (direct flight from Simi Valley, CA to Terrell, TX) is 1,298.32 mi.
1,510 mi = 1.61 kms