There are
1,898 mi
from South San Francisco, CA to Huntsville, TX
That's the driving distance. It would take 1 day 9 hours to go from South San Francisco, California to Huntsville, Texas.
The flight distance (direct flight from South San Francisco, CA to Huntsville, TX) is 1,601.50 mi.
1,898 mi = 3,054.04 kms