There are
1,742 mi
from Appleton, WI to Boise, ID
That's the driving distance. It would take 1 day 6 hours to go from Appleton, Wisconsin to Boise, Idaho.
The flight distance (direct flight from Appleton, WI to Boise, ID) is 1,378.36 mi.
1,742 mi = 1.61 kms