There are
2,148 mi
from San Leandro, CA to Mundelein, IL
That's the driving distance. It would take 1 day 13 hours to go from San Leandro, California to Mundelein, Illinois.
The flight distance (direct flight from San Leandro, CA to Mundelein, IL) is 1,822.21 mi.
2,148 mi = 3.22 kms