There are
1,895 mi
from Pleasanton, CA to Tomball, TX
That's the driving distance. It would take 1 day 8 hours to go from Pleasanton, California to Tomball, Texas.
The flight distance (direct flight from Pleasanton, CA to Tomball, TX) is 1,588.01 mi.
1,895 mi = 3,049.94 kms