Skip to contentTrainline homepage
RailcardsBusiness

No tickets in your basket.

Why not plan a trip?

My Bookings
Loading...
Loading...

Trains from Dorchester West to Carmarthen

Booking.com

ExternalLinkExternalLink

Open Booking.com in a new tab with places to stay on your trip

CrossCountry
Great Western Railway

Compare prices from over 270 rail and coach companies in Europe

Icon of trainline-phone-tickets.svg

Buy your tickets with us and easily find them on your phone

Icon of trainline-safe-payments.svg

Safely pay with PayPal, Visa and all international payment cards

  1. Home
  2. Train times
  3. Dorchester West to Carmarthen

Trains to Carmarthen from Dorchester West

First train

05:51

Last train

22:08

Departure stationDorchester West
Arrival stationCarmarthen
Journey time

From 5h 13m

Distance

113 miles (181 km)

Frequency

8 trains per day

Changes

1 change

Train operators

CrossCountry, Great Western Railway, South Western Railway, Transport for Wales

What are the train times from Dorchester West to Carmarthen?

Check out the next trains departing from Dorchester West to Carmarthen for Tuesday 20th October 2026 using our handy timetable below, including platform and live travel information. You can view the full day timetable or search for a different date here.
DepartsArrivesDuration
13:4219:365h 54m, 2 changes
13:4219:556h 13m, 1 change
14:1420:306h 16m, 4 changes
15:4421:395h 55m, 1 change
16:1422:556h 41m, 3 changes
17:4222:555h 13m, 3 changes
17:4200:066h 24m, 2 changes
18:1401:407h 26m, 3 changes
20:2706:4910h 22m, 3 changes
20:2707:4511h 18m, 2 changes

Travelling from Dorchester West to Carmarthen by train

If you're planning to travel from Dorchester West to Carmarthen, we're here to help!

On average, the train journey from Dorchester West to Carmarthen takes around 7 hours 41 minutes. There are normally 8 trains per day travelling from Dorchester West to Carmarthen.

You'll have to make 1 change on your journey to Carmarthen, as there are no direct trains.

Great Western Railway, Transport for Wales, South Western Railway and CrossCountry trains run on this route.

Save money on your train tickets by booking in advance.

Use our Journey Planner to compare ticket prices and find the cheapest fares.

What do people frequently ask about the train journey from Dorchester West to Carmarthen?

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

How do I travel from Dorchester West to Carmarthen?

You can get from Dorchester West to Carmarthen by train in 7 hours and 41 minutes on average, with the fastest journeys taking just 5 hours and 13 minutes. Check out our Journey Planner for more details.

How long does the train from Dorchester West to Carmarthen take?

The average journey time by train between Dorchester West and Carmarthen is 7 hours and 41 minutes, with around 8 trains per day running on this route. 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 Dorchester West and Carmarthen by train?

The fastest journey time by train from Dorchester West to Carmarthen is 5 hours and 13 minutes.

Can you take a train directly from Dorchester West to Carmarthen?

No, there are no direct train services from Dorchester West to Carmarthen. Travelling from Dorchester West to Carmarthen by train will require a minimum of 1 change.

How do I find cheap train tickets from Dorchester West to Carmarthen?

As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.

1. Sign up to Ticket Alert

If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.

2. Use a Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.

3. Book split tickets

Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.

4. Travel Off-Peak

If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.

5. Consider a Season Ticket

Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for Dorchester West to Carmarthen is right for you.

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.

Looking for more ideas?

Europe’s leading train and coach app

We help customers across Europe make more than 172,000 smarter journeys every day.

Get a link