Next train departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | London Paddington | Swansea | Cheapest | ||||
| Train | London Paddington | Swansea | Fastest | ||||
| Train | London Paddington | Swansea | No tags | ||||
| Train | London Paddington | Swansea | No tags | ||||
| Train | London Paddington | Swansea | No tags |
Last refresh of the prices: Yesterday at 23:14 GMT.
Compare 3 ways to travel from London to Swansea
Among the sustainable travel choices, the carpool stands out as a good way to reach Swansea. The journey takes about 3 hours 30 minutes and with fares starting at just £16, it presents an excellent value for a comfortable ride.
Where are the popular train stations and stops in London and Swansea?
London
- A7 York Way, London N1 9AA, UK
- BKing's Cross St. Pancras, Euston Rd, Kings Cross, London N1 9AL, UK
- CEuston Railway Station B40 The Balcony, Eversholt St, London NW1 2DU, UK
- DWaterloo Station Southbank, Station Approach, London SE1 8SW, UK
- E51-55 St Thomas St, London SE1 3QX, UK
- FMelcombe Pl, London NW1 6JJ, UK
Train Companies
Based on 42 reviews, the company was rated 4 stars on Busbud. Travellers were especially satisfied with the staff and the seats but often complained with the Wi-Fi. Great Western Railway ticket prices on this trip start at £40
Frequently asked questions about travelling from London to Swansea by train
Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.
How much does a train ticket cost from London to Swansea?
The cheapest train tickets from London to Swansea start from £40. The average price for this train route is around £81. Busbud recommends booking your tickets in advance for the best chance of getting the lowest possible price.
How long is the train journey from London to Swansea?
The average train journey time from London to Swansea is 2h 44m, covering a distance of 162 miles. The fastest train gets you there in 2h 39m and is operated by Great Western Railway.
Which train operators serve the London to Swansea route?
Several major train operators run on this route with 12 trains available per day.
What are the earliest and latest departure times for the train from London to Swansea?
The earliest train from London to Swansea departs at 07:46. And the latest train departs at 22:46.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from London to Swansea was searched and found on 25 Nov 2025 with a price of £69To save money and be sure you have the best seat, it's a good idea to buy your train tickets from London to Swansea as early as possible.
You can expect to pay from £69 to £247 for a train ticket from London to Swansea based on the last 2 days. You can expect to find the cheapest price for the trip at £69, which is on 2025-12-02.
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