How much is the train ticket from Swansea to London?

The cheapest train tickets from Swansea to London start from R 904. The average price for this train route is around R 1 613. Busbud recommends booking your tickets in advance for a better chance to secure the lowest possible price.

How long is the train journey from Swansea to London?

The average train journey time from Swansea to London is 2h 53m, covering a distance of 261 km. The quickest train can get you there in 2h 44m and is operated by Great Western Railway .

Which train operators serve the Swansea to London route?

Several major train operators run on this route, with 10 trains available per day.

What are the earliest and latest departure times for the train from Swansea to London?

The earliest train from Swansea to London departs at 07:05. And the latest train departs at 20:23.

Train Swansea to London from R 866

Next train departures

Next departures from Swansea to London on 12 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	08:21	Swansea	2h 59m	11:20	London Paddington	Cheapest
Train	18:23	Swansea	2h 47m	21:10	London Paddington	Fastest
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:43	Swansea	2h 54m	10:37	London Paddington	No tags

Next departures from Swansea to London on 13 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:22	Swansea	2h 51m	10:13	London Paddington	Cheapest
Train	10:23	Swansea	2h 49m	13:12	London Paddington	Fastest
Train	07:22	Swansea	2h 51m	10:13	London Paddington	No tags
Train	07:47	Swansea	2h 56m	10:43	London Paddington	No tags
Train	07:47	Swansea	2h 56m	10:43	London Paddington	No tags

Next departures from Swansea to London on 14 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	07:55	Swansea	2h 55m	10:50	London Paddington	Cheapest
Train	16:25	Swansea	2h 44m	19:09	London Paddington	Fastest
Train	07:55	Swansea	2h 55m	10:50	London Paddington	No tags
Train	07:55	Swansea	2h 55m	10:50	London Paddington	No tags
Train	08:35	Swansea	3h 6m	11:41	London Paddington	No tags

Next departures from Swansea to London on 15 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	08:23	Swansea	2h 57m	11:20	London Paddington	Cheapest
Train	18:23	Swansea	2h 47m	21:10	London Paddington	Fastest
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:44	Swansea	2h 52m	10:36	London Paddington	No tags

Next departures from Swansea to London on 16 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	18:23	Swansea	2h 47m	21:10	London Paddington	CheapestFastest
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:44	Swansea	2h 52m	10:36	London Paddington	No tags
Train	07:44	Swansea	2h 52m	10:36	London Paddington	No tags

Next departures from Swansea to London on 17 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	18:23	Swansea	2h 47m	21:10	London Paddington	Cheapest
Train	18:23	Swansea	2h 47m	21:10	London Paddington	Fastest
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:44	Swansea	2h 52m	10:36	London Paddington	No tags

Next departures from Swansea to London on 18 December
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	18:23	Swansea	2h 47m	21:10	London Paddington	CheapestFastest
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:18	Swansea	2h 56m	10:14	London Paddington	No tags
Train	07:44	Swansea	2h 52m	10:36	London Paddington	No tags
Train	07:44	Swansea	2h 52m	10:36	London Paddington	No tags

Last refresh of the prices: Today at 9:09 PM GMT.

Compare 3 ways to travel from Swansea to London

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as a good way to reach London. The journey takes about 2 hours 40 minutes and with fares starting at just R 343, it presents an excellent value for a comfortable ride.

1carpool per day

2h 40mAverage duration

265 kmDistance

11kgCO₂ emissions

	Average price	Average duration	CO₂ emissions
Bus	Average priceR 207 - R 1 987	Average duration5h 30m	CO₂ emissions 6kg CO₂e
Train	Average priceR 904 - R 5 879	Average duration2h 53m	CO₂ emissions 6kg CO₂e
Carpool	Average priceR 343 - R 423	Average duration2h 40m	CO₂ emissions 11kg CO₂e

Where are the popular train stations and stops in Swansea and London?

Swansea

A
Swansea University - Bay Campus
Elba Crescent, Skewen, Swansea SA1 8QQ, UK
Visit page

London

A
King's Cross
7 York Way, London N1 9AA, UK
Visit page
B
St Pancras International
King's Cross St. Pancras, Euston Rd, Kings Cross, London N1 9AL, UK
Visit page
C
Euston Station
Euston Railway Station B40 The Balcony, Eversholt St, London NW1 2DU, UK
Visit page
D
Waterloo
Waterloo Station Southbank, Station Approach, London SE1 8SW, UK
Visit page
E
London Bridge
51-55 St Thomas St, London SE1 3QX, UK
Visit page
F
Marylebone
Melcombe Pl, London NW1 6JJ, UK
Visit page

Train Companies

Great Western Railway

4/542 reviews

Staff5

Timeliness4.7

Cleanliness4.7

WiFi4

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 R 904

Great Western Railway Swansea London recent customer reviews

All good but delayed 30 min at Reading for a medical emergency

Matt S.

4 February 2022

GB train companies: Amtrak, Trenitalia, Renfe, VIA Rail Canada, RegioJet, FlixTrain, Amtrak Acela

Frequently asked questions about travelling from Swansea to London by train

Please note that timetables, routes, or operator details shown here may be updated or differ at the time of your trip.

How much is the train ticket from Swansea to London?
The cheapest train tickets from Swansea to London start from R 904. The average price for this train route is around R 1 613. Busbud recommends booking your tickets in advance for a better chance to secure the lowest possible price.
How long is the train journey from Swansea to London?
The average train journey time from Swansea to London is 2h 53m, covering a distance of 261 km. The quickest train can get you there in 2h 44m and is operated by Great Western Railway.
Which train operators serve the Swansea to London route?
Several major train operators run on this route, with 10 trains available per day.
What are the earliest and latest departure times for the train from Swansea to London?
The earliest train from Swansea to London departs at 07:05. And the latest train departs at 20:23.

Find cheapest prices for trains

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

09/12

R 1 460

10/12

R 1 460

Today

R 1 469

12/12

R 1 583

13/12

R 1 570

14/12

R 1 572

15/12

R 1 570

16/12

R 1 469

The cheapest trip from Swansea to London was searched and found on 10 Dec 2025 with a price of R 1 460

To 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 R 1 460 to R 3 184 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 R 1 469, which is on 2025-12-16.