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The journey from Swansea to Heathrow Terminal 5 on the fastest train in 3 hours 20 minutes, usually 3 hours 42 minutes. Each day, 108 trains leave from Swansea, starting at 03:46 and ending at 21:28. Get real-time updates on train schedules, delays, and cancellations. Save time, effort, and money with TrainPal.
| Departs | Arrives | Operator | ||
|---|---|---|---|---|
16:22 Swansea | 3 hours 23 minutes, 1 change | 19:45 Heathrow T5 Bus | Great Western Railway | Find tickets |
16:22 Swansea | 3 hours 39 minutes, 1 change | 20:01 Heathrow Terminal 5 (Rail Station Only) | Great Western Railway | Find tickets |
16:22 Swansea | 3 hours 39 minutes, 3 change | 20:01 Heathrow Terminal 5 (Rail Station Only) | Great Western Railway | Find tickets |
16:22 Swansea | 3 hours 43 minutes, 2 change | 20:05 Heathrow Terminal 5 (Rail Station Only) | Great Western Railway | Find tickets |
16:29 Swansea | 3 hours 46 minutes, 2 change | 20:15 Heathrow T5 Bus | Transport for Wales | Find tickets |
Plan your journey from Swansea to Heathrow Terminal 5 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.
Taking the train from Swansea to Heathrow Terminal 5 is both efficient and enjoyable, offering scenic views and comfort. With frequent departures from Swansea, you can arrive at Heathrow Terminal 5 in just 3 hours 20 minutes, making it a quick and convenient option for travelling between these two places.

The quickest train journey from Swansea to Heathrow Terminal 5 takes 3 hours 20 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 Heathrow Terminal 5. 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 Heathrow Terminal 5 trains are generally punctual, but delays or cancellations can occur due to weather, strikes, and other factors. After purchasing a ticket, use TrainPal to track live train updates. Before buying a ticket, our Train Journey Planner provides all necessary booking information. Simply enter your departure and arrival stations, click 'Search,' and view routes labelled 'Cheapest' or 'Fastest,' with all details displayed.
Typically, you should plan to arrive at the station 15-20 minutes before your train is scheduled to depart. However, the size of the station and your familiarity with it can affect this timing. For larger or less familiar stations, leaving home earlier can help reduce stress and ensure a more relaxed journey.
Yes, most trains on the Swansea to Heathrow Terminal 5 route offer amenities like Wi-Fi, food services, and various seating options. Additional facilities may include power sockets, accessibility features, and luggage storage. Check the specific amenities offered by the train operator when booking, as these can vary.
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.

Get easy and quick access to live updates and notifications via the TrainPal app. If your phone is enabled to receive messages from us, you'll receive notifications about train cancellations on your screen as soon as you pick up your phone
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Trainpal is here to assist with travel changes, ticket refunds, and Delay Repay requests.


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