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Amended 07:55 Swansea to London Paddington service on Sunday 15 March 

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Engineering work details

Starts Sunday 15 March 2026 to Sunday 15 March 2026

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Train operators affected

Route(s) affected

Great Western Railway between Swansea and London Paddington

Description

Engineering work is taking place between Swansea and Cardiff Central, closing various lines early on Sunday morning.

As a result, the 07:55 Swansea to London Paddington service will start from Cardiff Central at 09:00.

Two replacement buses will run, both starting from Swansea earlier than the train:

  • 1 bus will run at 07:50 will run from Swansea (direct) to Cardiff Central to connect with the train

  • 1 bus will run from Swansea to Cardiff Central, calling at Neath, Port Talbot Parkway and Bridgend, and connecting with the train at Cardiff Central

For travel between Swansea and Cardiff Central, you should use the fast bus where possible.

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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