| Train | Source | Destination | Days Run from Delhi Jn. |
| 15657 - Brahmputra Mail | Delhi Jn. (DLI) | Kamakhya (KYQ) | Mon Tue Wed Fri Sat Sun |
| # | Station | Arrival | Departure | Halt | Distance | Day |
| 1 | Delhi Jn. (DLI) | Source | 11:40 PM | 0 Mins | 0 KMs | 1 |
| 2 | Aligarh Jn (ALJN) | 01:25 AM | 01:27 AM | 2 Mins | 126 KMs | 2 |
| 3 | Tundla Jn (TDL) | 02:30 AM | 02:32 AM | 2 Mins | 204 KMs | 2 |
| 4 | Shikohabad Jn (SKB) | 03:05 AM | 03:07 AM | 2 Mins | 240 KMs | 2 |
| 5 | Kanpur Central (CNB) | 05:25 AM | 05:30 AM | 5 Mins | 435 KMs | 2 |
| 6 | Prayagraj Jn (PRYJ) | 08:00 AM | 08:05 AM | 5 Mins | 629 KMs | 2 |
| 7 | Mirzapur (MZP) | 09:10 AM | 09:15 AM | 5 Mins | 719 KMs | 2 |
| 8 | Pt.deen Dayal Upadhyaya Jn. (DDU) | 10:53 AM | 11:00 AM | 7 Mins | 782 KMs | 2 |
| 9 | Dildarnagar Jn (DLN) | 11:40 AM | 11:42 AM | 2 Mins | 836 KMs | 2 |
| 10 | Buxar (BXR) | 12:08 PM | 12:10 PM | 2 Mins | 872 KMs | 2 |
| 11 | Ara (ARA) | 12:55 PM | 12:57 PM | 2 Mins | 941 KMs | 2 |
| 12 | Patna Jn (PNBE) | 02:18 PM | 02:25 PM | 7 Mins | 990 KMs | 2 |
| 13 | Patna Saheb (PNC) | 02:40 PM | 02:45 PM | 5 Mins | 1000 KMs | 2 |
| 14 | Mokama (MKA) | 03:43 PM | 03:45 PM | 2 Mins | 1079 KMs | 2 |
| 15 | Kiul Jn (KIUL) | 05:00 PM | 05:05 PM | 5 Mins | 1113 KMs | 2 |
| 16 | Abhaipur (AHA) | 05:26 PM | 05:28 PM | 2 Mins | 1136 KMs | 2 |
| 17 | Jamalpur Jn (JMP) | 05:47 PM | 05:52 PM | 5 Mins | 1158 KMs | 2 |
| 18 | Sultanganj (SGG) | 06:17 PM | 06:19 PM | 2 Mins | 1186 KMs | 2 |
| 19 | Bhagalpur (BGP) | 07:20 PM | 07:30 PM | 10 Mins | 1210 KMs | 2 |
| 20 | Kahalgaon (CLG) | 07:58 PM | 08:00 PM | 2 Mins | 1241 KMs | 2 |
| 21 | Pirpainti (PPT) | 08:18 PM | 08:20 PM | 2 Mins | 1262 KMs | 2 |
| 22 | Sahibganj Jn (SBG) | 08:48 PM | 08:53 PM | 5 Mins | 1285 KMs | 2 |
| 23 | Barharwa Jn (BHW) | 10:08 PM | 10:10 PM | 2 Mins | 1340 KMs | 2 |
| 24 | New Farakka Jn (NFK) | 10:31 PM | 10:33 PM | 2 Mins | 1355 KMs | 2 |
| 25 | Malda Town (MLDT) | 11:35 PM | 11:45 PM | 10 Mins | 1389 KMs | 2 |
| 26 | Samsi (SM) | 12:05 AM | 12:07 AM | 2 Mins | 1424 KMs | 3 |
| 27 | Barsoi Jn (BOE) | 01:05 AM | 01:07 AM | 2 Mins | 1477 KMs | 3 |
| 28 | Kishanganj (KNE) | 02:00 AM | 02:05 AM | 5 Mins | 1534 KMs | 3 |
| 29 | New Jalpaiguri (NJP) | 03:35 AM | 03:45 AM | 10 Mins | 1622 KMs | 3 |
| 30 | Jalpaiguri Road (JPE) | 04:30 AM | 04:32 AM | 2 Mins | 1655 KMs | 3 |
| 31 | Dhupguri (DQG) | 05:00 AM | 05:05 AM | 5 Mins | 1687 KMs | 3 |
| 32 | Falakata (FLK) | 05:23 AM | 05:25 AM | 2 Mins | 1710 KMs | 3 |
| 33 | New Cooch Behar (NCB) | 06:00 AM | 06:05 AM | 5 Mins | 1748 KMs | 3 |
| 34 | New Alipurduar (NOQ) | 06:20 AM | 06:25 AM | 5 Mins | 1766 KMs | 3 |
| 35 | Gossaigaon Hat (GOGH) | 07:03 AM | 07:05 AM | 2 Mins | 1812 KMs | 3 |
| 36 | Fakiragram Jn (FKM) | 07:30 AM | 07:32 AM | 2 Mins | 1835 KMs | 3 |
| 37 | Kokrajhar (KOJ) | 07:50 AM | 07:52 AM | 2 Mins | 1845 KMs | 3 |
| 38 | New Bongaigaon (NBQ) | 08:35 AM | 08:45 AM | 10 Mins | 1876 KMs | 3 |
| 39 | Bongaigaon (BNGN) | 08:48 AM | 08:50 AM | 2 Mins | 1878 KMs | 3 |
| 40 | Bijni (BJF) | 09:04 AM | 09:06 AM | 2 Mins | 1894 KMs | 3 |
| 41 | Sorbhog Jn (SBE) | 09:20 AM | 09:22 AM | 2 Mins | 1912 KMs | 3 |
| 42 | Barpeta Road (BPRD) | 09:35 AM | 09:40 AM | 5 Mins | 1920 KMs | 3 |
| 43 | Pathsala (PBL) | 09:56 AM | 09:58 AM | 2 Mins | 1942 KMs | 3 |
| 44 | Tihu (TIHU) | 10:08 AM | 10:10 AM | 2 Mins | 1951 KMs | 3 |
| 45 | Nalbari (NLV) | 11:08 AM | 11:10 AM | 2 Mins | 1969 KMs | 3 |
| 46 | Rangiya Jn. (RNY) | 11:35 AM | 11:40 AM | 5 Mins | 1985 KMs | 3 |
| 47 | Kamakhya (KYQ) | 01:20 PM | Destination | 0 Mins | 2026 KMs | 3 |