How much does a cheap train ticket from Swansea to Cardiff cost?

The average train ticket price from Swansea to Cardiff is $17. The best way to find cheap train tickets from Swansea to Cardiff 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 trip from Swansea to Cardiff?

A train trip between Swansea and Cardiff is around 55m, although the fastest train will take about 50m. This is the time it takes to travel the 56 km that separates the two cities.

How many daily trains are there between Swansea and Cardiff?

The number of trains from Swansea to Cardiff can differ depending on the day of the week. On average, there are 15. Some trains are direct while others include transferring trains. Simplify your train trip from Swansea to Cardiff by comparing and selecting the train that fits your travel style and budget on Busbud.

Which train companies travel from Swansea to Cardiff?

When taking the train from Swansea to Cardiff, you can travel comfortably and safely with Transport for Wales, Great Western Railway.

Train Swansea to Cardiff from $10

Next train departures

Next departures for Swansea to Cardiff on November 17
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	3:27pm	Swansea	1h 11m	4:38pm	Cardiff Central	Cheapest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	Fastest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	No tags
Train	7:23am	Swansea	1h 9m	8:32am	Cardiff Central	No tags
Train	7:43am	Swansea	52m	8:35am	Cardiff Central	No tags

Next departures for Swansea to Cardiff on November 18
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	3:27pm	Swansea	1h 11m	4:38pm	Cardiff Central	Cheapest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	Fastest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	No tags
Train	7:23am	Swansea	1h 9m	8:32am	Cardiff Central	No tags
Train	7:43am	Swansea	52m	8:35am	Cardiff Central	No tags

Next departures for Swansea to Cardiff on November 19
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	3:27pm	Swansea	1h 11m	4:38pm	Cardiff Central	Cheapest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	Fastest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	No tags
Train	7:23am	Swansea	1h 9m	8:32am	Cardiff Central	No tags
Train	7:43am	Swansea	52m	8:35am	Cardiff Central	No tags

Next departures for Swansea to Cardiff on November 20
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	3:27pm	Swansea	1h 11m	4:38pm	Cardiff Central	Cheapest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	Fastest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	No tags
Train	7:23am	Swansea	1h 9m	8:32am	Cardiff Central	No tags
Train	7:43am	Swansea	52m	8:35am	Cardiff Central	No tags

Next departures for Swansea to Cardiff on November 21
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	3:27pm	Swansea	1h 11m	4:38pm	Cardiff Central	Cheapest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	Fastest
Train	7:18am	Swansea	52m	8:10am	Cardiff Central	No tags
Train	7:23am	Swansea	1h 9m	8:32am	Cardiff Central	No tags
Train	7:43am	Swansea	52m	8:35am	Cardiff Central	No tags

Next departures for Swansea to Cardiff on November 22
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	3:28pm	Swansea	1h 10m	4:38pm	Cardiff Central	Cheapest
Train	7:22am	Swansea	53m	8:15am	Cardiff Central	Fastest
Train	7:22am	Swansea	53m	8:15am	Cardiff Central	No tags
Train	7:27am	Swansea	1h 11m	8:38am	Cardiff Central	No tags
Train	7:47am	Swansea	53m	8:40am	Cardiff Central	No tags

Next departures for Swansea to Cardiff on November 23
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	9:35am	Swansea	54m	10:29am	Cardiff Central	Cheapest
Train	3:23pm	Swansea	52m	4:15pm	Cardiff Central	Fastest
Train	7:50am	Swansea	1h	8:50am	Cardiff Central	No tags
Train	8:41am	Swansea	56m	9:37am	Cardiff Central	No tags
Train	7:50am	Swansea	1h	8:50am	Cardiff Central	No tags

Last refresh of the prices: Yesterday at 9:56 PM GMT.

Compare 3 ways to go from Swansea to Cardiff

We recommend carpooling

Among the sustainable travel choices, the carpool stands out as a good way to reach Cardiff. The journey takes about 50 minutes, and with fares starting at just $9, it presents an excellent value for a comfortable ride.

1carpool per day

50mAverage Duration

56 kmDistance

2kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions
Bus	Average Price$9 - $34	Average Duration1h 8m	CO₂ emissions 1kg CO₂e
Train	Average Price$11 - $48	Average Duration55m	CO₂ emissions 1kg CO₂e
Carpool	Average Price$9 - $12	Average Duration50m	CO₂ emissions 2kg CO₂e

Train companies

Transport for Wales

3.5/58 reviews

Staff5

Timeliness5

Cleanliness5

Wifi5

Great Western Railway

4/542 reviews

Staff5

Timeliness4.7

Cleanliness4.7

Wifi4

GB train and bus companies:Amtrak, Trenitalia, Renfe, VIA Rail Canada, RegioJet, FlixTrain, CrossCountry

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

Stops in Swansea

A - Swansea University - Bay Campus

Stops in Cardiff

A - Cardiff Central

Frequently asked questions about travelling from Swansea to Cardiff by train

How much does a cheap train ticket from Swansea to Cardiff cost?
The average train ticket price from Swansea to Cardiff is $17. The best way to find cheap train tickets from Swansea to Cardiff 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 trip from Swansea to Cardiff?
A train trip between Swansea and Cardiff is around 55m, although the fastest train will take about 50m. This is the time it takes to travel the 56 km that separates the two cities.
How many daily trains are there between Swansea and Cardiff?
The number of trains from Swansea to Cardiff can differ depending on the day of the week. On average, there are 15. Some trains are direct while others include transferring trains. Simplify your train trip from Swansea to Cardiff by comparing and selecting the train that fits your travel style and budget on Busbud.
Which train companies travel from Swansea to Cardiff?
When taking the train from Swansea to Cardiff, you can travel comfortably and safely with Transport for Wales, Great Western Railway.

Find cheapest prices for trains

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

Best price found

11-15

$14

11-16

$14

Today

$14

11-18

$14

11-19

$14

11-20

$14

11-21

$14

11-22

$14

The cheapest trip from Swansea to Cardiff was searched and found on Nov 15, 2025 with a price of $14

To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Swansea to Cardiff, as early as possible.

You can expect to pay from $14 to $44 for a train ticket from Swansea to Cardiff based on the last 2 days. You can expect to find the cheapest price for the trip at $14 which is on 2025-11-19.

Usually Great Western Railway will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.