| Location | Planned | Expected |
|---|---|---|
| Merthyr Tydfil | 12:09 | On time |
| Pentre-bach | 12:13 | On time |
| Troed-y-rhiw | 12:15 | 12:12 |
| Merthyr Vale | 12:19 | On time |
| Quakers Yard | 12:25 | On time |
| Abercynon | 12:29 | On time |
| Pontypridd | 12:36 | On time |
| Trefforest | 12:38 | On time |
| Trefforest Estate | 12:43 | On time |
| Taffs Well | 12:48 | On time |
| Radyr | 12:53 | On time |
| Llandaf | 12:56 | On time |
| Cathays | 13:01 | On time |
| Cardiff Queen Street | 13:07 | 13:03 |
| Cardiff Central | 13:12 | 13:09 |