| A.P.S.R.T.C Bus Route | Bus Type | Departure | Arrival | Boarding From |
| Tirumala - Sriharikota Via Slpt | Exp | 1610 Hrs | 1830 Hrs | Tirumala Bus Depot |  |
| Tirumala - Sriharikota Via Slpt - Tpt | Exp | 2010 Hrs | 2230 Hrs | Tirumala Bus Depot | |
| Tirumala - Sriharikota Via Tpt - Slpt | Exp | 1500 Hrs | 1830 Hrs | Tirumala Bus Depot | |
| Tirumala - Sriharikota Via Tpt - Slpt | Exp | 1900 Hrs | 2230 Hrs | Tirumala Bus Depot | |
| Tirumala - Sriharikota Via Slpt | Exp | 0550 Hrs | 0815 Hrs | Tirumala Bus Depot | |
| Tirumala - Sriharikota Via Tpt - Slpt | Exp | 0445 Hrs | 0815 Hrs | Tirumala Bus Depot | |
There are 6 buses in a day between Tirumala and Sriharikota. The first bus to depart is at 1610 Hrs by A.P.S.R.T.C. This bus is Exp and the boarding point is Tirumala Bus Depot. The journey takes 2 Hrs covering a distance of 101 Kms and the bus will reach Sriharikota at 1830 Hrs
The next bus to depart is at 2010 Hrs by A.P.S.R.T.C. This bus is Exp and the boarding point is Tirumala Bus Depot. The journey takes 2 Hrs covering a distance of 101 Kms and the bus will reach Sriharikota at 2230 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 Tirumala Bus Depot. The journey takes 3 Hrs covering a distance of 128 Kms and the bus will reach Sriharikota at 1830 Hrs
The last bus to depart is at 0445 Hrs by A.P.S.R.T.C. This bus is Exp and the boarding point is Tirumala Bus Depot. The journey takes 4 Hrs covering a distance of 128 Kms and the bus will reach Sriharikota at 0815 Hrs