There are
1,917 mi
from Yakima, WA to Sycamore, IL
That's the driving distance. It would take 1 day 9 hours to go from Yakima, Washington to Sycamore, Illinois.
The flight distance (direct flight from Yakima, WA to Sycamore, IL) is 1,594.11 mi.
1,917 mi = 1.61 kms