That is a fairly short drive depending on where in Milwaukee you live. Worst case is about an hour.
If you were to drive from Austin to Milwaukee it would take about 19 hours and 2 minutes. That is assuming that you are drving to Milwaukee.
Check Mapquest.com
I assume you mean Milwaukee, Wisconsin (as opposed to Milwaukee, North Carolina). The distance to New Orleans from Milwaukee is 912 miles. How long that distance would take you to drive depends on how fast your average speed is. Driving an average of 50 MPH, it would take you 18.24 hours.
20 hours
a long time
It will require about 28.5 hours to drive that 1,781 miles.
According to mapquest it takes 22hrs and 34mins to drive from Milwaukee Wisconsin to Naple's Florida.
It takes about 9 and a half hours.
About 16 hours
About 22 hours.
About 27 hours.