There are
1,969 mi
from Milwaukee, WI to Mercer Island, WA
That's the driving distance. It would take 1 day 10 hours to go from Milwaukee, Wisconsin to Mercer Island, Washington.
The flight distance (direct flight from Milwaukee, WI to Mercer Island, WA) is 1,682.42 mi.
1,969 mi = 1.61 kms