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Amended very early morning trains to / from Carmarthen on Sunday 26 April 

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Engineering work details

Starts Sunday 26 April 2026 to Sunday 26 April 2026

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Train operators affected

Route(s) affected

Transport for Wales between Swansea and Carmarthen, and between Carmarthen and Milford Haven

Description

Engineering work is taking place at Carmarthen, closing all lines to / from the station on Saturday night / Sunday morning.

As a result:

  • The 00:12 Swansea to Carmarthen service will not run. A replacement bus will run from Swansea to Carmarthen via Llanelli, and a second bus will run from Swansea to Carmarthen via Gowerton, Llanelli, Pembrey & Burry Port, Kidwelly and Ferryside

  • The 09:55 Carmarthen to Milford Haven service will be retimed to start at 10:01, and run later than usual throughout

  • The 10:54 Carmarthen to Swansea service will not run. A replacement bus will run from Carmarthen to Swansea, calling at Llanelli, and a second bus will run from Carmarthen to Swansea, calling at Ferryside, Kidwelly, Pembrey & Burry Port, Llanelli and Gowerton

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 our Rail Replacement Services page.

You can find the pick-up and set-down location of rail replacement services by checking station signage or by searching for your station on our Find a Station page.

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

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