| Train | Source | Destination | Days Run from Tirupati |
| 16779 - Tpty Rmm Express | Tirupati (TPTY) | Rameswaram (RMM) | Mon Wed Fri Sat |
| # | Station | Arrival | Departure | Halt | Distance | Day |
| 1 | Tirupati (TPTY) | Source | 01:00 PM | 0 Mins | 0 KMs | 1 |
| 2 | Pakala Jn. (PAK) | 01:38 PM | 01:40 PM | 0 Mins | 42 KMs | 1 |
| 3 | Katpadi Jn. (KPD) | 03:32 PM | 03:35 PM | 0 Mins | 105 KMs | 1 |
| 4 | Vellore Cantt. (VLR) | 03:53 PM | 03:55 PM | 0 Mins | 114 KMs | 1 |
| 5 | Tiruvannamalai (TNM) | 05:28 PM | 05:30 PM | 0 Mins | 197 KMs | 1 |
| 6 | Villupuram Jn. (VM) | 07:40 PM | 07:50 PM | 0 Mins | 265 KMs | 1 |
| 7 | Tirupadripulyur (TDPR) | 08:24 PM | 08:25 PM | 0 Mins | 307 KMs | 1 |
| 8 | Cuddalore Port Jn. (CUPJ) | 08:34 PM | 08:35 PM | 0 Mins | 311 KMs | 1 |
| 9 | Chidambaram (CDM) | 09:14 PM | 09:15 PM | 0 Mins | 350 KMs | 1 |
| 10 | Sirkazhi (SY) | 09:29 PM | 09:30 PM | 0 Mins | 366 KMs | 1 |
| 11 | Mayiladuturai Jn. (MV) | 09:58 PM | 10:00 PM | 0 Mins | 386 KMs | 1 |
| 12 | Kumbakonam (KMU) | 10:29 PM | 10:30 PM | 0 Mins | 418 KMs | 1 |
| 13 | Papanasam (PML) | 10:44 PM | 10:45 PM | 0 Mins | 432 KMs | 1 |
| 14 | Thanjavur (TJ) | 11:08 PM | 11:10 PM | 0 Mins | 457 KMs | 1 |
| 15 | Tiruchchirappalli Jn. (TPJ) | 12:55 AM | 01:00 AM | 0 Mins | 507 KMs | 1 |
| 16 | Dindigul Jn. (DG) | 02:28 AM | 02:30 AM | 0 Mins | 601 KMs | 1 |
| 17 | Kodaikkanal Road (KQN) | 02:46 AM | 02:47 AM | 0 Mins | 626 KMs | 1 |
| 18 | Madurai Jn. (MDU) | 03:45 AM | 03:50 AM | 0 Mins | 667 KMs | 1 |
| 19 | Manamadurai Jn. (MNM) | 04:45 AM | 04:50 AM | 0 Mins | 714 KMs | 1 |
| 20 | Paramakkudi (PMK) | 05:14 AM | 05:15 AM | 0 Mins | 738 KMs | 1 |
| 21 | Ramanathapuram (RMD) | 05:39 AM | 05:40 AM | 0 Mins | 774 KMs | 1 |
| 22 | Mandapam (MMM) | 06:14 AM | 06:15 AM | 0 Mins | 810 KMs | 1 |
| 23 | Rameswaram (RMM) | 07:35 AM | Destination | 0 Mins | 823 KMs | 1 |