There are
1,905 mi
from Pleasanton, CA to Pasadena, TX
That's the driving distance. It would take 1 day 9 hours to go from Pleasanton, California to Pasadena, Texas.
The flight distance (direct flight from Pleasanton, CA to Pasadena, TX) is 1,622.36 mi.
1,905 mi = 3,065.62 kms