There are
1,979 mi
from Santa Monica, CA to Sycamore, IL
That's the driving distance. It would take 1 day 10 hours to go from Santa Monica, California to Sycamore, Illinois.
The flight distance (direct flight from Santa Monica, CA to Sycamore, IL) is 1,703.31 mi.
1,979 mi = 1.61 kms