There are
1,940 mi
from Pasadena, TX to Hercules, CA
That's the driving distance. It would take 1 day 9 hours to go from Pasadena, Texas to Hercules, California.
The flight distance (direct flight from Pasadena, TX to Hercules, CA) is 1,649.59 mi.
1,940 mi = 1.61 kms