There are
1,976 mi
from Roseville, CA to Sycamore, IL
That's the driving distance. It would take 1 day 9 hours to go from Roseville, California to Sycamore, Illinois.
The flight distance (direct flight from Roseville, CA to Sycamore, IL) is 1,720.13 mi.
1,976 mi = 1.61 kms