There are
1,641 mi
from Boise, ID to Middleton, WI
That's the driving distance. It would take 1 day 4 hours to go from Boise, Idaho to Middleton, Wisconsin.
The flight distance (direct flight from Boise, ID to Middleton, WI) is 1,337.72 mi.
1,641 mi = 1.61 kms