2 hours
Amtrak runs a bus service from South Beloit IL to Milwaukee WI. Considering the distance, that's probably as close to "public transport" as you're going to get.
The address of the Southern Wisconsin Airfest is: 757 Milwaukee Rd, Beloit, WI 53511-5611
This is an approximate travel time . The actual travel time may change depending on traffic,weather conditions and the route chosen. The travel time between the above mentioned places is 1 hour, 23 minutes
a long time
About 22 hours.
It is 463 miles according to Google Maps.
A little over 25 hours
Rm communication products 9401 w. Beloit road suite 202 milwaukee wi 53227 414-327-8585
About one hour and 47 minutes according to MapQuest.
It is 80 miles according to Google Maps.
1,286 miles, or about 20 hours and 20 minutes