How much does a train ticket from Reading to Carmarthen cost?

The average train ticket price from Reading to Carmarthen is $151. The best way to find train tickets from Reading to Carmarthen 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 Reading to Carmarthen?

A train trip between Reading and Carmarthen is around 3h 27m, although the fastest train will take about 3h 11m. This is the time it takes to travel the 146 miles that separates the two cities.

How many daily trains are there between Reading and Carmarthen?

The number of trains from Reading to Carmarthen can differ depending on the day of the week. On average, there are 3. Some trains are direct while others have layovers. Simplify your train trip from Reading to Carmarthen by comparing and selecting the train that fits your travel style and budget on Busbud.

Which train companies travel from Reading to Carmarthen?

When taking the train from Reading to Carmarthen, you can travel comfortably and safely with Great Western Railway.

Train Reading to Carmarthen from $48

Next train departures

Next departures for Reading to Carmarthen on November 18
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Train	10:13am	Reading	3h 15m	1:28pm	Carmarthen	Cheapest
Train	10:13am	Reading	3h 15m	1:28pm	Carmarthen	Fastest
Train	7:13am	Reading	3h 27m	10:40am	Carmarthen	No tags
Train	7:13am	Reading	3h 27m	10:40am	Carmarthen	No tags
Train	6:13pm	Reading	3h 27m	9:40pm	Carmarthen	No tags

Last refresh of the prices: Today at 2:09 PM GMT.

Compare 3 ways to go from Reading to Carmarthen

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as the good way to reach Carmarthen. The journey takes about 4 hours 30 minutes and with fares starting at just $15, it presents an excellent value for a comfortable ride.

1bus per day

4h 30mAverage Duration

146 milesDistance

6kgCO₂ emissions

	Average Price	Average Duration	CO₂ emissions
Bus	Average Price$15 - $31	Average Duration4h 30m	CO₂ emissions 6kg CO₂e
Train	Average Price$90 - $237	Average Duration3h 27m	CO₂ emissions 6kg CO₂e
Carpool	Average Price$28 - $28	Average Duration3h 10m	CO₂ emissions 10kg CO₂e

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. Travelers were especially satisfied with the staff and the seats but often complained with the wifi. Great Western Railway ticket prices on this trip start at $90

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

Frequently asked questions about traveling from Reading to Carmarthen by train

How much does a train ticket from Reading to Carmarthen cost?
How long is the train trip from Reading to Carmarthen?
How many daily trains are there between Reading and Carmarthen?
Which train companies travel from Reading to Carmarthen?

Find cheapest prices for trains

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

Best price found

11/14

$98

11/15

$58

Today

No data

11/17

No data

11/18

$96

11/19

No data

11/20

$77

11/21

No data

The cheapest trip from Reading to Carmarthen was searched and found on Nov 15, 2025 with a price of $58

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

You can expect to pay from $58 to $198 for a train ticket from Reading to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at $77 which is on 2025-11-20.