There are
1,476 mi
from Pasadena, TX to Poway, CA
That's the driving distance. It would take 1 day 1 hour to go from Pasadena, Texas to Poway, California.
The flight distance (direct flight from Pasadena, TX to Poway, CA) is 1,305.46 mi.
1,476 mi = 1.61 kms