There are
2,078 mi
from Sunnyvale, CA to Chatham, IL
That's the driving distance. It would take 1 day 12 hours to go from Sunnyvale, California to Chatham, Illinois.
The flight distance (direct flight from Sunnyvale, CA to Chatham, IL) is 1,745.51 mi.
2,078 mi = 3.22 kms