There are
2,114 mi
from San Leandro, CA to Wheaton, IL
That's the driving distance. It would take 1 day 12 hours to go from San Leandro, California to Wheaton, Illinois.
The flight distance (direct flight from San Leandro, CA to Wheaton, IL) is 1,817.88 mi.
2,114 mi = 3.22 kms