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One passenger / one way
- This trip is recommended because it is the: CheapestDeparture time: 3 May atDeparture city: SwanseaDeparture location: SwanseaArrival time: 3 May atDestination city: LondonDestination location: London PaddingtonOperated by: Great Western Railway
Vehicle: TrainDuration: - This trip is recommended because it is the: FastestDeparture time: 3 May atDeparture city: SwanseaDeparture location: SwanseaArrival time: 3 May atDestination city: LondonDestination location: London PaddingtonOperated by: Great Western RailwayVehicle: TrainDuration:
- Departure time: 3 May atDeparture city: SwanseaDeparture location: SwanseaArrival time: 3 May atDestination city: LondonDestination location: London PaddingtonOperated by: Great Western RailwayVehicle: TrainDuration:
- Departure time: 3 May atDeparture city: SwanseaDeparture location: SwanseaArrival time: 3 May atDestination city: LondonDestination location: London PaddingtonOperated by: Great Western RailwayVehicle: TrainDuration:
- Departure time: 3 May atDeparture city: SwanseaDeparture location: SwanseaArrival time: 3 May atDestination city: LondonDestination location: London PaddingtonOperated by: Great Western RailwayVehicle: TrainDuration:
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Compare 3 ways to travel from Swansea to London
| Average price | Average duration | CO₂ emissions | |||
|---|---|---|---|---|---|
| Average priceUS$11 - US$84 | Average duration5h 30m | 6kg CO₂e5 out of 5 stars | CheapestMost eco-friendly | ||
| Average priceUS$50 - US$355 | Average duration2h 51m | 6kg CO₂e5 out of 5 stars | Fastest | ||
Carpool | Average priceUS$28 - US$41 | Average duration3h 40m | 11kg CO₂e4 out of 5 stars |
Busbud recommends taking the train from Swansea to LondonAmong the sustainable travel choices, the train stands out as a good way to reach London. The journey takes about 2 hours 51 minutes and with fares starting at just US$50, it presents an excellent value for a comfortable ride.
Train Swansea to London: Trip Overview
Please note, this information is subject to change.
Train Companies
Based on 41 reviews, the company was rated 3.9 stars on Busbud. Travellers were especially satisfied with the staff and the seats but often complained with the value for money. Great Western Railway ticket prices on this trip start at US$50.00
Great Western Railway Swansea London recent customer reviews
All good but delayed 30 min at Reading for a medical emergency
Matt S.
Swansea to London Train
With Busbud, comparing and booking tickets for a train from Swansea to London is a breeze. Browse through an extensive selection of train fares and train schedules to find the best deals.
Train services from Swansea to London will be provided by the most trusted companies.
Whether it is train tickets or first class train tickets going to London from Swansea, we help you find what you're looking for based on how much of a budget you have.
Where are the popular train stations and stops in Swansea and London?
Frequently asked questions on the trip Swansea - London
How much does a cheap train ticket from Swansea to London cost?
The average train ticket price from Swansea to London is US$96. The best way to find cheap train tickets from Swansea to London is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!
How long is the train trip from Swansea to London?
A train trip between Swansea and London is around 2h 51m, although the fastest train will take about 2h 46m. This is the time it takes to travel the 164 miles that separates the two cities.
How many daily train are there between Swansea and London?
The number of trains from Swansea to London can differ depending on the day of the week. On average, there are 10. Some trains are direct while others include transferring trains. Simplify your train trip from Swansea to London by comparing and selecting the train that fits your travel style and budget on Busbud.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Swansea to London was searched and found on 2 May 2025 with a price of US$88To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Swansea to London as early as possible.
You can expect to pay from US$88 to US$205 for a train ticket from Swansea to London based on the last 2 days. You can expect to find the cheapest price for the trip at US$88, which is on 2025-05-03.
About Train Travel
Train Travel Tips
Taking the fastest trains allows you to travel at speeds greater than 300 km/h. Taking a trip from Swansea to London is not only much quicker but more comfortable too! You can usually travel directly to the city centre and save time while you're at it.
No matter if you plan to take a regional or high-speed train to London, the planet will thank you. You’ll help to protect the beautiful landscapes that will unfold before your very eyes.
By choosing the train between Swansea and London, you emit up to 30 times less CO2 than for the same journey made by plane or car!
Make a music playlist for your train ride from Swansea to London and enjoy the scenery to tunes from your own personal soundtrack.
Did you know?
Railway companies played a major role as early as 1883 in the use of time zones as we know them today.
The first high-speed train line was inaugurated in 1964, in Japan, to connect Tokyo with Osaka. It was during the Olympics that the first passengers travelled aboard the Shinkansen at a speed of 210 km / h.
Some trains in Sweden can recover more than a fifth of the energy they use by braking. This is especially true with ore trains as they descend from Narvik to Kiruna.
Top Travelled Train Routes
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