There are
1,390 mi
from South San Francisco, CA to Plainview, TX
That's the driving distance. It would take 1 day 1 hour to go from South San Francisco, California to Plainview, Texas.
The flight distance (direct flight from South San Francisco, CA to Plainview, TX) is 1,180.28 mi.
1,390 mi = 2,237.19 kms