There are
1,666 mi
from Mesa, AZ to Sycamore, IL
That's the driving distance. It would take 1 day 6 hours to go from Mesa, Arizona to Sycamore, Illinois.
The flight distance (direct flight from Mesa, AZ to Sycamore, IL) is 1,391.09 mi.
1,666 mi = 1.61 kms