There are
1,103 mi
from Pasadena, TX to Addison, IL
That's the driving distance. It would take 19 hours 59 mins to go from Pasadena, Texas to Addison, Illinois.
The flight distance (direct flight from Pasadena, TX to Addison, IL) is 936.63 mi.
1,103 mi = 1.61 kms