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Low prices found by our customers
Each fare is the lowest adult economy ticket fare found by our customers on Trainline. Fares booked further in advance than the dates displayed may be cheaper. Prices are updated daily, subject to change and indicative of price last update. Limited availability. Discount cards and coach journeys excluded, prices exclusive of booking fee.

Reading to Carmarthen by train

It takes an average of 3h 29m to travel from Reading to Carmarthen by train, over a distance of around 145 miles (234 km). There are normally 11 trains per day travelling from Reading to Carmarthen and tickets for this journey start from £25 when you book in advance.

First train

05:38

Last train

18:13

Departure station

Reading

Arrival station

Carmarthen

Journey time

From 3h 9m

Distance

145 miles (234 km)

Frequency

11 trains per day

Changes

Direct trains available

Price

From £25

Train operators

Great Western Railway

How to travel from Reading to Carmarthen by train

Want to find out more about taking the train from Reading to Carmarthen? Look no further.

You'll usually find 11 trains per day running between Reading and Carmarthen, which usually take 3 hours 29 minutes to complete the 145 miles (234 km) journey. It can take as little as 3 hours 9 minutes on the fastest services though, if you want to get there as quickly as possible. As soon as you board the train, you'll be able to make yourself comfortable and enjoy the journey as there are direct services available. Great Western Railway trains are the main operator of services on this route, so you're likely to travel with them for all or at least part of your journey to Carmarthen.

Use our Journey Planner at the top of the page to search for cheap ticket prices and we'll show you how much you can save. Tickets from Reading to Carmarthen start from £25.00 when you book in advance. Travelling Off-Peak or using a Railcard can also help you save.

Keen to book your train tickets to Carmarthen? No need to wait, start a search with us today! If you want to find out a bit more about the journey first, you can find our train timetable with live train times above, and tips on booking cheap tickets and our FAQs further down the page.

Journey details

Want to know more about your journey from Reading to Carmarthen? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

How long does the train from Reading to Carmarthen take?

The average journey time by train between Reading and Carmarthen is 3 hours and 29 minutes, with around 11 trains per day. The journey time may be longer on weekends and holidays, so use our Journey Planner on this page to search for a specific travel date.

What's the fastest journey time between Reading and Carmarthen by train?

The fastest journey time by train from Reading to Carmarthen is 3 hours and 9 minutes.

How much does the train from Reading to Carmarthen cost?

Train ticket prices from Reading to Carmarthen can start from as little as £25 when you book in advance. The cost of tickets can vary depending on the time of day, route and class you book and are usually more expensive if you book on the day.

Is there a direct train from Reading to Carmarthen?

Yes, it is possible to travel from Reading to Carmarthen without having to change trains. There are 11 direct trains from Reading to Carmarthen each day. Though there may be fewer direct services available depending on your exact departure date.

What time does the first train from Reading to Carmarthen leave?

The first train from Reading to Carmarthen leaves at 05:38. Times and services may vary during weekends and holidays.

What time does the last train from Reading to Carmarthen leave?

The last train from Reading to Carmarthen leaves at 18:13. Trains that depart in the early morning hours or very late evening may be sleeper services, time and services may also vary during weekends and holidays.

What's the distance between Reading and Carmarthen by train?

Trains travelling from Reading to Carmarthen cover a distance of around 145 miles (234 km) during the journey.

Looking for more information?

If you’re looking for the return train journey, check out trains from Carmarthen to Reading.

Cheap train tickets from Reading to Carmarthen

Train tickets from Reading to Carmarthen start at £25 one way for a Standard Class ticket if you book in advance. As most UK train companies increase their prices as the departure date approaches, we’ll help you find the cheapest tickets.

Book in advance

Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.

Consider a Season Ticket

If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Reading to Carmarthen is right for you.

Use your Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.

Split your tickets

Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.

For more money-saving tips on UK and European train travel, read our cheap train tickets guide.

Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.
† Average savings on advance fares booked at least one week before day of travel vs Anytime fares purchased on day of travel. Subject to availability. Excludes coach.

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