There are
1,540 mi
from Pasadena, TX to Fullerton, CA
That's the driving distance. It would take 1 day 2 hours to go from Pasadena, Texas to Fullerton, California.
The flight distance (direct flight from Pasadena, TX to Fullerton, CA) is 1,362.07 mi.
1,540 mi = 1.61 kms