There are
1,542 mi
from Pasadena, TX to Irvine, CA
That's the driving distance. It would take 1 day 2 hours to go from Pasadena, Texas to Irvine, California.
The flight distance (direct flight from Pasadena, TX to Irvine, CA) is 1,353.34 mi.
1,542 mi = 1.61 kms