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Buses replace late night trains between Swansea and Llanelli / Carmarthen from Monday 4 to Thursday 7 March 

See all service disruptions

Engineering work details

Starts 04 Mar 2024 to 07 Mar 2024

Train operators affected

Route(s) affected

22:43 Llandovery to Swansea

23:15 Cardiff Central to Carmarthen


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

  • The 22:43 Llandovery to Swansea service will terminate at Llanelli. A rail replacement bus service will run between Llanelli and Swansea, calling at Gowerton.

  • The 23:15 Cardiff Central to Carmarthen service will divert between Llansamllet and Gowerton. A rail replacement bus service will run between Neath and Swansea and also between Swansea and Carmarthen.

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.