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Buses replace trains between Swansea and Carmarthen on Sunday 8 November 

See all service disruptions

Engineering work details

Starts Sunday 08 November 2026 to Sunday 08 November 2026

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Train operators affected

  • Great Western Railway
  • Transport for Wales

Route(s) affected

Great Western Railway between London Paddington / Swansea and Carmarthen

Transport for Wales between Cardiff Central and Carmarthen / Fishguard Harbour, between Swansea and Carmarthen / Pembroke Dock / Haverfordwest / Fishguard Harbour, between Hereford and Carmarthen, between Manchester Piccadilly and Carmarthen / Milford Haven

Description

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

Buses will replace trains between Swansea and Carmarthen.

Check before you travel:

These changes are not currently shown in the National Rail 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 drop-off 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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