There are
2,107 mi
from Elgin, IL to San Leandro, CA
That's the driving distance. It would take 1 day 12 hours to go from Elgin, Illinois to San Leandro, California.
The flight distance (direct flight from Elgin, IL to San Leandro, CA) is 1,808.50 mi.
2,107 mi = 3.22 kms