| Train | Source | Destination | Days Run from Karaikkudi Jn |
| 12606 - Pallavan Sf Express | Karaikkudi Jn (KKDI) | Chennai Egmore (MS) | Mon Tue Wed Fri Sat Sun |
| # | Station | Arrival | Departure | Halt | Distance | Day |
| 1 | Karaikkudi Jn (KKDI) | Source | 05:40 AM | 0 Mins | 0 KMs | 1 |
| 2 | Pudukkottai (PDKT) | 06:03 AM | 06:05 AM | 2 Mins | 37 KMs | 1 |
| 3 | Tiruchchirappalli Jn. (TPJ) | 06:50 AM | 06:55 AM | 5 Mins | 89 KMs | 1 |
| 4 | Srirangam (SRGM) | 07:16 AM | 07:18 AM | 2 Mins | 101 KMs | 1 |
| 5 | Lalgudi (LLI) | 07:33 AM | 07:34 AM | 1 Mins | 116 KMs | 1 |
| 6 | Ariyalur (ALU) | 08:07 AM | 08:08 AM | 1 Mins | 159 KMs | 1 |
| 7 | Pennadam (PNDM) | 08:33 AM | 08:34 AM | 1 Mins | 194 KMs | 1 |
| 8 | Vriddhachalam Jn (VRI) | 08:48 AM | 08:50 AM | 2 Mins | 212 KMs | 1 |
| 9 | Villupuram Jn (VM) | 09:27 AM | 09:30 AM | 3 Mins | 267 KMs | 1 |
| 10 | Melmaruvathur (MLMR) | 10:24 AM | 10:25 AM | 1 Mins | 334 KMs | 1 |
| 11 | Chengalpattu Jn. (CGL) | 10:58 AM | 11:00 AM | 2 Mins | 370 KMs | 1 |
| 12 | Tambaram (TBM) | 11:28 AM | 11:30 AM | 2 Mins | 400 KMs | 1 |
| 13 | Mambalam (MBM) | 11:48 AM | 11:50 AM | 2 Mins | 418 KMs | 1 |
| 14 | Chennai Egmore (MS) | 12:15 PM | Destination | 0 Mins | 425 KMs | 1 |