There are
1,943 mi
from Rialto, CA to Elgin, IL
That's the driving distance. It would take 1 day 10 hours to go from Rialto, California to Elgin, Illinois.
The flight distance (direct flight from Rialto, CA to Elgin, IL) is 1,664.82 mi.
1,943 mi = 1.61 kms