There are
1,909 mi
from Pleasanton, CA to Deer Park, TX
That's the driving distance. It would take 1 day 9 hours to go from Pleasanton, California to Deer Park, Texas.
The flight distance (direct flight from Pleasanton, CA to Deer Park, TX) is 1,626.49 mi.
1,909 mi = 3,072.33 kms