Amended late night service London Paddington to Swansea service from Monday 21 to Thursday 24 December
Engineering work details
Starts Monday 21 December 2026 to Thursday 24 December 2026
Train operators affected
- Great Western Railway
Route(s) affected
Between London Paddington and Swansea
Description
Engineering work is taking place between Cardiff Central and Bridgend, closing some lines overnight.
The following services are affected:
Monday to Wednesday:
The 20:48 London Paddington to Swansea service will be diverted between Cardiff Central and Bridgend via Ninian Park (not calling), extending journey times by a few minutes
The 22:49 London Paddington to Swansea service will be diverted between Swindon and Bristol Parkway, and between Cardiff Central and Bridgend, extending journey times by a few minutes
Thursday:
The 20:48 London Paddington to Swansea service will terminate at Cardiff Central
The 21:48 and 22:49 London Paddington to Swansea services will not run
No onward travel will be provided between Cardiff Central and Swansea.
Check before you travel:
You can plan your journey using the National Rail Journey Planner.
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