Here is a list of trains from Tirupati to Vellore
/search/837/0/6621 One train available daily at 13.50, 2 trains available only on Saturday I.e., tomorrow. Check it. Private bus might be available from Tirupati to Vellore. Enquire once in the place where private buses stay i.e., opposite bus stand near Srinivasam pilgrimage complex. Even if you don't get a private bus or train suitable to you. You can go to Chittoor by bus, from Chittoor there will be number of bus services to Vellore. In Vellore new bus stand itself you can get bus towards Golden temple.