There are
2,161 mi
from Fremont, CA to Mundelein, IL
That's the driving distance. It would take 1 day 13 hours to go from Fremont, California to Mundelein, Illinois.
The flight distance (direct flight from Fremont, CA to Mundelein, IL) is 1,818.02 mi.
2,161 mi = 3.22 kms