There are
1,102 mi
from Pasadena, TX to Mundelein, IL
That's the driving distance. It would take 20 hours 33 mins to go from Pasadena, Texas to Mundelein, Illinois.
The flight distance (direct flight from Pasadena, TX to Mundelein, IL) is 956.60 mi.
1,102 mi = 1.61 kms