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Travelling from Swansea to Cardiff Bay, the fastest train takes 1 hour 14 minutes with an average travel time of 1 hour 31 minutes. 46 trains are running daily, with the first departing at 04:59 and the last at 23:05. Stay updated with live train status, times, delays, and cancellations on TrainPal.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
21:23 Swansea | 1 hour 14 minutes, 2 change | 22:37 Cardiff Bay | Great Western Railway | Find tickets |
21:28 Swansea | 1 hour 56 minutes, 2 change | 23:24 Cardiff Bay | Transport for Wales | Find tickets |
22:28 Swansea | 8 hours 8 minutes, 2 change | 06:36 Cardiff Bay | Transport for Wales | Find tickets |
23:05 Swansea | 7 hours 31 minutes, 3 change | 06:36 Cardiff Bay | Transport for Wales | Find tickets |
The train journey from Swansea to Cardiff Bay combines efficiency with pleasure, featuring beautiful scenery and comfort. With frequent departures from Swansea, you can get to Cardiff Bay in just 1 hour 14 minutes, making it an ideal and convenient choice for travelling between them.

The quickest train journey from Swansea to Cardiff Bay takes 1 hour 14 minutes . Utilise our Train Journey Planner to locate direct trains, minimise transfers, and compare travel times across various routes. Discover the most efficient way to travel with fewer stops for a smooth and seamless journey.
No, there are no direct trains from Swansea to Cardiff Bay. However, you can still find the best train options using the TrainPal Train Journey Planner. Simply enter your departure and arrival stations to see all available train services and plan your trip

Swansea to Cardiff Bay trains are generally punctual, but delays or disruptions can happen due to weather, strikes, and other factors. With Train Journey Planner, finding a train timetable for your trip is simple. Enter your departure and arrival stations to view a detailed schedule of available trains. Provide your travel details to find the best routes, connections, and train times.
Usually, you need to arrive at a station at least 15-20 minutes ahead of time. However, consider the station's size and your familiarity with it. If the station is large and you are not familiar with it, leaving home as early as possible is the best choice. This can reduce your stress and ensure a relaxing journey.
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Transferring between train stations in the UK can be effortless with some planning. If your travel requires a transfer, review your ticket and journey details for specific transfer instructions. Major stations typically feature clear signage and helpful staff. Additionally, TrainPal Train Journey Planner offers comprehensive transfer details.

Use TrainPal for quick access to live updates and notifications. If your phone allows messages from us, you'll receive instant notifications about train cancellations directly on your screen.
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Trainpal makes it simple to adjust your travel plans, get refunds, and request Delay Repay.


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