12665/Howrah – Kanniyakumari Superfast Express, HWH/Howrah – MS/Chennai Egmore Route, Schedule & Time Table-
| Code | Station Name | Arrives | Departs | Halt |
| HWH | Howrah Junction» | | 16:10 | |
| KGP | Kharagpur Junction | 17:55 | 18:00 | 5m |
| BLS | Balasore | 19:25 | 19:27 | 2m |
| CTC | Cuttack Junction | 21:55 | 22:00 | 5m |
| BBS | Bhubaneswar | 22:45 | 22:50 | 5m |
| KUR | Khurda Road Junction | 23:20 | 23:35 | 15m |
| BAM | Brahmapur | 1:15 | 1:20 | 5m |
| VSKP | Visakhapatnam Junction | 5:35 | 5:55 | 20m |
| RJY | Rajahmundry | 8:50 | 8:52 | 2m |
| EE | Eluru | 9:59 | 10:00 | 1m |
| BZA | Vijayawada Junction | 11:40 | 11:55 | 15m |
| OGL | Ongole | 14:08 | 14:09 | 1m |
| NLR | Nellore | 15:59 | 16:00 | 1m |
| MS | Chennai Egmore• | 19:55 | 20:20 | 25m |
| TBM | Tambaram | 20:48 | 20:50 | 2m |
| CGL | Chengalpattu Junction | 21:18 | 21:20 | 2m |
| MLMR | Melmaruvathur | 21:48 | 21:50 | 2m |
| VM | Villupuram Junction | 22:55 | 23:00 | 5m |
| VRI | Vriddhachalam Junction | 23:38 | 23:40 | 2m |
| ALU | Ariyalur | 0:29 | 0:30 | 1m |
| SRGM | Srirangam | 1:29 | 1:30 | 1m |
| TPJ | Tiruchchirappalli Junction | 2:05 | 2:10 | 5m |
| DG | Dindigul Junction | 3:28 | 3:30 | 2m |
| KQN | Kodaikanal Road | 3:54 | 3:55 | 1m |
| MDU | Madurai Junction | 4:40 | 4:45 | 5m |
| VPT | Virudunagar Junction | 5:30 | 5:32 | 2m |
| SRT | Satur | 5:54 | 5:55 | 1m |
| CVP | Kovilpatti | 6:14 | 6:15 | 1m |
| MEJ | Vanchi Maniyachchi Junction | 6:49 | 6:50 | 1m |
| TEN | Tirunelveli Junction | 8:20 | 8:25 | 5m |
| NCJ | Nagercoil Junction | 9:55 | 10:00 | 5m |
| CAPE | Kanniyakumari | 10:25 | | |
12666/Kanniyakumari -Howrah Superfast Express, MS/Chennai Egmore -HWH/Howrah Route, Schedule & Time Table-
| Code | Station Name | Arrives | Departs | Halt |
| CAPE | Kanniyakumari» | | 7:50 | |
| NCJ | Nagercoil Junction | 8:05 | 8:10 | 5m |
| TEN | Tirunelveli Junction | 9:35 | 9:40 | 5m |
| MEJ | Vanchi Maniyachchi Junction | 10:14 | 10:15 | 1m |
| CVP | Kovilpatti | 10:39 | 10:40 | 1m |
| SRT | Satur | 10:59 | 11:00 | 1m |
| VPT | Virudunagar Junction | 11:33 | 11:35 | 2m |
| MDU | Madurai Junction | 12:45 | 12:50 | 5m |
| KQN | Kodaikanal Road | 13:20 | 13:22 | 2m |
| DG | Dindigul Junction• | 13:45 | 13:50 | 5m |
| TPJ | Tiruchchirappalli Junction | 15:40 | 16:00 | 20m |
| SRGM | Srirangam | 16:18 | 16:20 | 2m |
| ALU | Ariyalur | 17:04 | 17:05 | 1m |
| VRI | Vriddhachalam Junction | 17:53 | 17:55 | 2m |
| VM | Villupuram Junction | 18:50 | 18:55 | 5m |
| MLMR | Melmaruvathur | 19:53 | 19:55 | 2m |
| CGL | Chengalpattu Junction | 20:33 | 20:35 | 2m |
| TBM | Tambaram | 21:03 | 21:05 | 2m |
| MS | Chennai Egmore | 22:05 | 22:30 | 25m |
| NLR | Nellore | 1:42 | 1:43 | 1m |
| OGL | Ongole | 3:09 | 3:10 | 1m |
| BZA | Vijayawada Junction | 5:30 | 5:40 | 10m |
| EE | Eluru | 6:26 | 6:27 | 1m |
| RJY | Rajahmundry | 7:51 | 7:53 | 2m |
| VSKP | Visakhapatnam Junction | 11:40 | 12:00 | 20m |
| BAM | Brahmapur | 15:55 | 16:00 | 5m |
| KUR | Khurda Road Junction | 18:10 | 18:35 | 25m |
| BBS | Bhubaneswar | 18:55 | 19:00 | 5m |
| CTC | Cuttack Junction | 19:30 | 19:35 | 5m |
| BLS | Balasore | 22:46 | 22:48 | 2m |
| KGP | Kharagpur Junction | 0:30 | 1:00 | 30m |
| HWH | Howrah Junction | 3:15 | | |
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