There are
1,553 mi
from Pasadena, TX to San Marino, CA
That's the driving distance. It would take 1 day 2 hours to go from Pasadena, Texas to San Marino, California.
The flight distance (direct flight from Pasadena, TX to San Marino, CA) is 1,374.27 mi.
1,553 mi = 1.61 kms