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.
20 hours
23 hours
Driving from St. Paul, Mn to Atlanta Ga. would take about 16 hours and 15 minutes.
Roughly 31 hours.
2 hours 45 minutes
about 10 hours
5 and 1/2 to 6 hours.
The drive would take roughly 18-19 hours, depending on the route you take.
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.
10 and 1/2 hours
It is roughly 183 miles, which would take around 3 hours.