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Amended late night / early morning Great Western Railway service to / from Swansea from Monday 20 to Friday 24 May 

See all service disruptions

Engineering work details

Starts 20 May 2024 to 24 May 2024

Train operators affected

Route(s) affected

Between London Paddington and Swansea


Engineering work is taking place overnight between Briton Ferry and Swansea, closing some lines.

Monday to Thursday

The 21:48 and 22:49 London Paddington to Swansea will terminate Port Talbot Parkway.

A replacement bus service will run from Port Talbot Parkway to Neath and Swansea. Road journey times: Port Talbot Parkway - Neath 15 minutes and Neath - Swansea 22 minutes.

Tuesday to Friday

The 03:46 Swansea to London Paddington will start from Cardiff Central at normal time (05:07). If you are travelling from Swansea, Neath, Port Talbot Parkway and Bridgend, you will need to travel on later services.

Check before you travel:

You can plan your journey using the National Rail Enquiries Journey Planner

Replacement Bus Travel Advice:

For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use this page.

You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages.

Please be advised that, on occasion, replacement vehicles may be busier than usual, and you should allow extra time for your journey.