There are
2,094 mi
from Union City, CA to Sycamore, IL
That's the driving distance. It would take 1 day 12 hours to go from Union City, California to Sycamore, Illinois.
The flight distance (direct flight from Union City, CA to Sycamore, IL) is 1,785.32 mi.
2,094 mi = 3.22 kms