There are
2,113 mi
from San Leandro, CA to Algonquin, IL
That's the driving distance. It would take 1 day 12 hours to go from San Leandro, California to Algonquin, Illinois.
The flight distance (direct flight from San Leandro, CA to Algonquin, IL) is 1,807.55 mi.
2,113 mi = 3.22 kms