There are
1,115 mi
from San Clemente, CA to Plainview, TX
That's the driving distance. It would take 19 hours 57 mins to go from San Clemente, California to Plainview, Texas.
The flight distance (direct flight from San Clemente, CA to Plainview, TX) is 913.70 mi.
1,115 mi = 1,794.77 kms