| A.P.S.R.T.C Bus Route | Bus Type | Departure | Arrival | Boarding From |
| Kadapa - Chennai Via Ptr - U Kottai | Exp | 0000 Hrs | 0330 Hrs | Kadapa Bus Depot |  |
| Kadapa - Chennai Via Ptr - U Kottai | Exp | 0915 Hrs | 1245 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Ptr - U Kottai | Exp | 1500 Hrs | 1830 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Ptr - U Kottai | Sl | 1700 Hrs | 2030 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Ptr - U Kottai | Sl | 0030 Hrs | 0415 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Tpt | Exp | 0700 Hrs | 1245 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Tpt | Exp | 1220 Hrs | 1830 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Tpt | Sl | 1420 Hrs | 2030 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Tpt | Exp | 2100 Hrs | 0330 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Rjpt - Tpt | Exp | 0530 Hrs | 1245 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Rjpt - Tpt | Exp | 1100 Hrs | 1830 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Rjpt - Tpt | Sl | 1300 Hrs | 2030 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Tpt | Sl | 2150 Hrs | 0415 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Rjpt - Tpt | Exp | 1930 Hrs | 0330 Hrs | Kadapa Bus Depot | |
| Kadapa - Chennai Via Rjpt - Tpt | Sl | 2030 Hrs | 0415 Hrs | Kadapa Bus Depot | |
There are 15 buses in a day between Kadapa and Chennai. The first bus to depart is at 0000 Hrs by A.P.S.R.T.C. This bus is Exp and the boarding point is Kadapa Bus Depot. The journey takes 3 Hrs covering a distance of 137 Kms and the bus will reach Chennai at 0330 Hrs
The next bus to depart is at 0915 Hrs by A.P.S.R.T.C. This bus is Exp and the boarding point is Kadapa Bus Depot. The journey takes 3 Hrs covering a distance of 137 Kms and the bus will reach Chennai at 1245 Hrs
The next bus to depart is at 1500 Hrs by A.P.S.R.T.C. This bus is Exp and the boarding point is Kadapa Bus Depot. The journey takes 3 Hrs covering a distance of 137 Kms and the bus will reach Chennai at 1830 Hrs
The last bus to depart is at 2030 Hrs by A.P.S.R.T.C. This bus is Sl and the boarding point is Kadapa Bus Depot. The journey takes 8 Hrs covering a distance of 281 Kms and the bus will reach Chennai at 0415 Hrs