Engineering work is taking place between Pyle and Port Talbot Parkway, closing some lines on Monday to Wednesday evenings.
As a result, the 21:48 London Paddington to Swansea will divert by an alternative route between Bridgend and Port Talbot Parkway and will call at Port Talbot Parkway and beyond approximately 7 minutes later than normal.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner