There are
78 mi
from Elgin, IL to Waukesha, WI
That's the driving distance. It would take 1 hour 55 mins to go from Elgin, Illinois to Waukesha, Wisconsin.
The flight distance (direct flight from Elgin, IL to Waukesha, WI) is 67.37 mi.
78 mi = 124.79 kms