From the main airport road, head to State Highway 255. Turn right on Donelson Pike and stay south until you get to Interstate 24. When you reach Interstate 24, go eastwards towards Chattanooga and keep going until you reach State Road 55 (Exit 111). Turn right on Highway 55 and after the I-24 East intersection, make a right onto Ragsdale road. On Ragsdale Road, stay right until you reach New Bushy Branch Road which will take you to the Bonnaroo main gate.
Get from the main airport road to Airport Connector Road, which will lead you to State Highway 153. Highway 153 will lead you to Interstate 75. Head south on Interstate 75 towards Atlanta until you reach the Interstate 24 junction. From there, head west on Interstate 24 until you reach Exit 114 (Hillsboro Boulevard/State Highway 2). Turn right onto Hillsboro Boulevard then make a quick left onto Campground Road. This road will take you to the Bonnaroo main gate.
Most visitors prefer to drive themselves to Bonnaroo and camp next to their car or RV. It is a tradition and it's fantastic since there are lots of things going on in the campgrounds. Thus, if you and your loved ones are coming by car or RV, ensure you have the necessary parking and camping passes for your vehicles. To get to the grounds, open your Google Maps and search for Bonnaroo Arts and Music Festival, Manchester, Tennessee, then just follow the signs. As you get close, the signs will reroute you on the best way to arrive while evading traffic congestion.