There are
1,899 mi
from Pasadena, CA to Slidell, LA
That's the driving distance. It would take 1 day 8 hours to go from Pasadena, California to Slidell, Louisiana.
The flight distance (direct flight from Pasadena, CA to Slidell, LA) is 1,674.05 mi.
1,899 mi = 1.61 kms