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Amended late night Transport for Wales service via Swansea from Monday 12 to Thursday 15 August 

See all service disruptions

Engineering work details

Starts 12 Aug 2024 to 15 Aug 2024

Train operators affected

Route(s) affected

23:15 Cardiff Central to Carmarthen

22:43 Llandovery to Swansea


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

The 23:15 Cardiff Central to Carmarthen service will be diverted. Two buses leave from Port Talbot Parkway at 00:12, both headed to Carmarthen (one calling at intermediate stations and one direct bus).

The 22:43 Llandovery to Swansea service terminates at Llanelli with a 23:51, a replacement bus will run to Swansea.

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