| Train | Source | Destination | Days Run from Kolkatta Terminal |
| 13121 - Koaa Gct Express | Kolkatta Terminal (KOAA) | Ghazipur City (GCT) | Sun |
| # | Station | Arrival | Departure | Halt | Distance | Day |
| 1 | Kolkatta Terminal (KOAA) | Source | 08:05 PM | 0 Mins | 0 KMs | 1 |
| 2 | Durgapur (DGR) | 10:06 PM | 10:08 PM | 2 Mins | 163 KMs | 1 |
| 3 | Asansol Jn. (ASN) | 10:36 PM | 10:41 PM | 5 Mins | 205 KMs | 1 |
| 4 | Madhupur Jn. (MDP) | 11:47 PM | 11:49 PM | 2 Mins | 286 KMs | 1 |
| 5 | Jasidih Jn. (JSME) | 12:18 AM | 12:20 AM | 2 Mins | 315 KMs | 2 |
| 6 | Jhajha (JAJ) | 01:35 AM | 01:40 AM | 5 Mins | 359 KMs | 2 |
| 7 | Kiul Jn (KIUL) | 02:30 AM | 02:32 AM | 2 Mins | 413 KMs | 2 |
| 8 | Hathidah Jn (HTZ) | 02:58 AM | 03:00 AM | 2 Mins | 440 KMs | 2 |
| 9 | Bakhtiyarpur Jn (BKP) | 03:41 AM | 03:43 AM | 2 Mins | 491 KMs | 2 |
| 10 | Patna Jn (PNBE) | 04:53 AM | 05:00 AM | 7 Mins | 536 KMs | 2 |
| 11 | Patliputra (PPTA) | 05:30 AM | 05:35 AM | 5 Mins | 549 KMs | 2 |
| 12 | Dighwara (DGA) | 06:40 AM | 06:42 AM | 2 Mins | 582 KMs | 2 |
| 13 | Chhapra (CPR) | 07:25 AM | 07:35 AM | 10 Mins | 612 KMs | 2 |
| 14 | Ballia (BUI) | 08:45 AM | 08:50 AM | 5 Mins | 677 KMs | 2 |
| 15 | Ghazipur City (GCT) | 10:15 AM | Destination | 0 Mins | 743 KMs | 2 |