| Location | Planned | Expected |
|---|---|---|
| Aberdare | 15:52 | On time |
| Cwmbach | 15:55 | On time |
| Fernhill | 15:59 | On time |
| Mountain Ash | 16:02 | 16:10 |
| Penrhiwceiber | 16:05 | 16:15 |
| Abercynon | 16:11 | 16:20 |
| Pontypridd | 16:18 | 16:27 |
| Trefforest | 16:21 | 16:32 |
| Trefforest Estate | 16:25 | 16:37 |
| Taffs Well | 16:30 | 16:41 |
| Radyr | 16:35 | 16:45 |
| Danescourt | 16:40 | 16:49 |
| Fairwater | 16:43 | 16:51 |
| Waun-gron Park | 16:45 | 16:54 |
| Ninian Park | 16:48 | 16:56 |
| Cardiff Central | 16:56 | 17:01 |