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Swansea to Isleworth train timetable
From Swansea to Isleworth, take the fastest train in 3h 51m, typically 4h 20m. Daily, 44 trains depart from Swansea, with the first at 04:59 and the last at 20:23. Check real-time updates for train times, delays, and cancellations. TrainPal saves you time, effort, and money.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
12:22 Swansea | 3h 58m, 2 change | 16:20 Isleworth | Great Western Railway | Find tickets |
12:22 Swansea | 4h 20m, 1 change | 16:42 Isleworth | Great Western Railway | Find tickets |
13:22 Swansea | 3h 58m, 2 change | 17:20 Isleworth | Great Western Railway | Find tickets |
13:22 Swansea | 4h 20m, 1 change | 17:42 Isleworth | Great Western Railway | Find tickets |
13:52 Swansea | 3h 58m, 3 change | 17:50 Isleworth | Transport for Wales | Find tickets |
Swansea to Isleworth train tickets and times
Plan your journey from Swansea to Isleworth with ease. Explore the first and last train times, departure and arrival stations, distance, journey time, and price options to make the most of your trip.
Swansea to Isleworth train travel guide
The train journey from Swansea to Isleworth combines efficiency with pleasure, featuring beautiful scenery and comfort. With frequent departures from Swansea, you can get to Isleworth in just 3h 51m, making it an ideal and convenient choice for travelling between them.

Planning and booking
How much does it cost for a train from Swansea to Isleworth?
Ticket prices from Swansea to Isleworth average around €37.51, but vary based on travel dates and ticket flexibility. To see the exact fare for your trip, please perform a search with your preferred dates.
What is the best way to travel from Swansea to Isleworth by train?
What is the fastest train from Swansea to Isleworth?
The fastest train journey time from Swansea to Isleworth is 3h 51m . Use our Train Journey Planner to find direct trains, avoid transfers, and compare travel times for each route to see if there are fewer stops to make your journey seamless.
Are there direct trains from Swansea to Isleworth?
No, unfortunately, you need to transfer from Swansea to Isleworth. Still, the TrainPal Train Journey Planner helps you find the best train. Just input your origin or destination places, then click "Search" to see the suitable route.
Is it worth taking a train from Swansea to Isleworth?
Yes, choosing the train offers an excellent blend of comfort, speed, and convenience. It's a more relaxing and sustainable option than driving, allowing you to bypass traffic and parking hassles. While coaches might have lower fares, the train provides a superior travel experience with more space and a more flexible timetable. Its key advantage is arriving directly in the city centre, making it one of the most efficient ways to reach your destination.
How far in advance can I book my train ticket?
Typically, you can book UK train tickets up to 12 weeks ahead of your travel date. This is when the cheapest Advance tickets are usually released by train operators. To secure the best price, we strongly recommend booking as early as possible.

Check timetables and during the journey
How do I find Swansea to Isleworth train timetables?
While Swansea to Isleworth trains are usually on time, delays or disruptions may occur due to weather, strikes, and other factors. Finding a train timetable for your trip from Swansea to Isleworth is easy with Train Journey Planner. Simply enter your departure and arrival stations to get a detailed schedule of available trains. Input your travel details to discover the best routes, connections, and train times.
How early should I arrive for a train in the UK?
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.
Do Swansea to Isleworth trains offer Wi-Fi and other facilities?
Yes, most trains on the route from Swansea to Isleworth are equipped with Wi-Fi. Passengers can also enjoy complimentary food, drinks, and power sockets for a more comfortable journey. Please note that the availability of these services can vary depending on the train company
How do I transfer between train stations in the UK?
Check our Train Journey Planner, which provides detailed information about transfers to ensure your journey is uninterrupted, saving you time and effort, and allowing you to get a full rest for travelling.
What is the difference between Standard and First Class?
First Class offers an updated experience with more comfort and amenities, such as complimentary food and drinks. The exact services offered depend on the specific train operator.

Other things you might be interested
Are there discounts for students or seniors on UK train tickets?
Can UK train tickets be refunded or changed?
How do I check train delays and cancellations in the UK?
Checking train delays and cancellations in the UK is simple. Utilise the TrainPal mobile app for real-time information. We offer live updates, including live train status and notifications of any train strikes.
Which train companies operate the Swansea to Isleworth route?
The Swansea to Isleworth route is operated by Great Western Railway. For any journey, the easiest way to find the operator is to search for your route on this page. The operator's name will appear next to each travel option in the results.
Essential onboard rules and facilities
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Luggage
Your free luggage allowance includes up to three items per passenger, covering standard bags like suitcases, backpacks, and other similarly-sized items.
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Bicycle
You must make a free reservation to bring a bike on most trains, but space is limited. Standard and folding bikes are generally accepted, and some operators also permit tandems and e-bikes. However, e-scooters, motorcycles, tricycles, and bicycle trailers are prohibited. We strongly advise checking the train operator's specific cycle policy on their website before travelling.
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Children
Discounts are available for young travellers based on age: Travellers under 5 usually travel free, children aged 5–15 get a 50% discount, and 16 to 17-year-olds can use a 16-17 Saver Railcard to get 50% off.
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Pets
You are welcome to bring up to 2 pets with you at no extra cost. Dogs must be kept on a lead and other animals in a suitable carrier. Please note that for the comfort of all passengers, pets are not allowed on seats or in restaurant carriages.
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Passenger assistance
Passengers with disabilities or additional needs can arrange assistance with their train operator, if required. To ensure support is available for your journey, this service should be booked in advance.
How to buy cheap Swansea to Isleworth train tickets

Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
Compensation and refunds

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* Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. This pricing does not apply to discounted Split tickets and Railcards.





















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