Amended late night / early morning Great Western Railway services between Cardiff Central and Swansea from Monday 15 to Friday 19 December
Engineering work details
Starts Monday 15 December 2025 to Friday 19 December 2025
Train operators affected
Route(s) affected
Great Western Railway between London Paddington and Swansea
Description
Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight from Monday evening until Friday morning.
Monday to Thursday:
The 20:48 London Paddington to Swansea will divert between Cardiff Central and Bridgend (via Ninian Park – not calling) arriving / departing Bridgend and beyond a few minutes later than normal.
The 21:48 London Paddington to Swansea will divert between Cardiff Central and Bridgend (via Barry – not calling) arriving / departing Bridgend and beyond later than normal.
The 22:49 London Paddington to Swansea will divert between Cardiff Central and Bridgend (via Barry – not calling) arriving / departing Bridgend and beyond later than normal.
Tuesday to Friday:
The 03:46 Swansea to London Paddington will depart earlier than usual at 03:38. It will arrive / depart Neath, Port Talbot Parkway and Bridgend a few minutes earlier than normal before diverting between Bridgend and Cardiff Central (via Barry – not calling).
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
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