Engineering work is taking place overnight between Cardiff Central and Bridgend, closing some lines.
Monday to Thursday
The 20:48 London Paddington to Swansea will be diverted between Cardiff Central and Bridgend (via Ninian Park - not calling), departing Bridgend and beyond a few minutes later than normal.
The 21:48 and 22:48 London Paddington to Swansea will be diverted between Cardiff Central and Bridgend (via Barry - not calling), departing Bridgend and beyond up to 23 minutes later than normal.
Tuesday to Friday
The 03:46 Swansea to London Paddington will depart earlier at 03:41, Neath 03:53, Port Talbot Parkway 04:00, Bridgend 04:14. It will then be diverted between Bridgend and Cardiff Central (via Barry - not calling), departing Cardiff Central and beyond in normal timings.
Thursday and Friday
The 04:58 Swansea to London Paddington will be diverted between Bridgend and Cardiff Central (via Ninian Park - not calling), departing Cardiff Central 05:56, normal timings beyond.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner