Approx 25 miles, depending on where you re starting in Panorama City, and where you re ending in Pasadena. It can take about 15 minutes to get from the west end to the east end of Pasadena depending on traffic. So figure half an hour, to an hour in traffic, to go from Panorama City to Pasadena.
please note you have placed this question in the wrong formboth those cities are in los angeles countyyou might get better answers therenow how do you want to get to thereby car? train? or bus?