Disruptions & planned work

Engineering work is taking place overnight at Swansea station, closing some lines. Wednesday and Thursday: The 18:35 Shrewsbury to Swansea service will run between Shrewsbury and Llanelli. A replacement bus will run between Llanelli and Swansea. The 21:07 Pembroke Dock to Cardiff Central will be diverted and will not call at stations between Whitland and Port Talbot Parkway / Cardiff Central. A bus will run between Swansea and Cardiff Central for intermediate stops. The 23:17 Cardiff Central to Carmarthen train will be diverted via Bynea. The 23:46 Carmarthen to Swansea train will not run and will be replaced by a bus. Thursday and Friday: The 04:37 Carmarthen to Swansea train will not run and will be replaced by a bus. The 05:13 Swansea to Llandovery will run between Llanelli and Llandovery. A replacement bus will run between Swansea and Llanelli to connect with train. Check before you travel: You can plan your journey using the National Rail 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 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.

From 4 Nov 2026, 00:00 · Until 6 Nov 2026, 23:59 · Source changed 24 Sept 2026, 12:58

Operators: Transport for Wales

Engineering work is taking place overnight between Clarbeston Road and Milford Haven, closing all lines. Buses will replace late night trains between Whitland and Milford Haven. Check before you travel: You can plan your journey using the National Rail 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 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.

From 30 Nov 2026, 00:00 · Until 30 Nov 2026, 23:59 · Source changed 9 Sept 2026, 07:20

Operators: Transport for Wales

Engineering work is taking place between Pembroke Dock and Whitland, closing all lines. From Saturday 7 to Friday 13 November, buses will replace trains between Pembroke Dock and Carmarthen. 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 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.

From 7 Nov 2026, 00:00 · Until 13 Nov 2026, 23:59 · Source changed 28 Aug 2026, 14:38

Operators: Transport for Wales

Engineering work is taking place in the Carmarthen area, closing all lines West of Carmarthen. All day on Sunday buses will replace trains between Carmarthen and Pembroke Dock / Milford Haven / Fishguard Harbour. 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 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.

From 15 Nov 2026, 00:00 · Until 15 Nov 2026, 23:59 · Source changed 28 Aug 2026, 11:52

Operators: Transport for Wales