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Last updated:Today at 10:32
Train companies affected:National Rail

Amended late night / early morning trains in the Llanelli / Carmarthen area on Saturday 23 and Sunday 24 August 

See all service disruptions

Engineering work details

Starts 23 Aug 2025 to 24 Aug 2025

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Train operators affected

Route(s) affected

Transport for Wales routes via Swansea / Carmarthen

Description

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

Saturday:

The 21:07 Pembroke Dock to Carmarthen service will instead run from Pembroke Dock to Swansea.

The 22:18 Pembroke Dock to Carmarthen service will terminate at Whitland. A replacement bus service will run from Whitland to Carmarthen, departing at 23:24.

The 23:08 Milford Haven to Carmarthen service will terminate at Haverfordwest. A replacement bus service will run from Haverfordwest to Carmarthen, departing at 23:32.

Sunday:

The 00:12 Swansea to Carmarthen service will not run. A replacement bus service will run from Swansea to Carmarthen.

The 07:48 Carmarthen to Pembroke Dock service will start from Whitland. A replacement bus service will run from Carmarthen to Whitland, departing earlier than the train at 07:34.

The 08:53 Carmarthen to Swansea service will not run. A replacement bus service will run from Carmarthen to Swansea.

Check before you travel:

These changes are not currently shown in the National Rail Enquiries Journey Planner, please check back nearer to the time of travel.

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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