Amended late night / early morning Great Western Railway services to / from Swansea from Monday 23 to Thursday 26 March
Engineering work details
Starts Monday 23 March 2026 to Thursday 26 March 2026
Train operators affected
Route(s) affected
Great Western Railway between London Paddington and Swansea
Description
Engineering work is taking place between Cardiff Central and Swansea, closing various lines overnight from Monday evening until Friday morning.
Monday to Wednesday:
The 21:48 London Paddington to Swansea will terminate at Port Talbot Parkway. Road transport will run from Port Talbot Parkway to Neath and Swansea.
The 22:49 London Paddington to Swansea will divert between Pyle and Port Talbot Parkway by an alternative route, arriving at Port Talbot Parkway a few minutes earlier than normal, where it will terminate. Road transport will run from Port Talbot Parkway to Neath and Swansea.
Tuesday to Thursday:
The 03:46 Swansea to London Paddington will start from Port Talbot Parkway at 04:16, arriving / departing Bridgend at 04:28 / 04:29 and arriving at Cardiff Central at 04:57. Earlier road transport will run at 03:30 from Swansea (calling at Neath at 03:52) to Port Talbot Parkway, connecting with the train.
Thursday:
The 22:49 London Paddington to Swansea will divert between Pyle and Port Talbot Parkway by an alternative route, arriving at Port Talbot Parkway a few minutes earlier than normal.
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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