Carmarthen to London train with Great Western Rail

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The cheapest and fastest trains from Carmarthen to London

Showing times and prices for 11 Jul

Cheapest price

£73

Average price

£73

Fastest journey

4 h 24 m

Average duration

4 h 30 m

Trains per day

Distance

291 km

Cheap tickets

The best way to find a cheap train ticket from Carmarthen to London is to book your journey as far in advance as possible and to avoid travelling at rush hour.

The average ticket from Carmarthen to London will cost around £73 if you buy it on the day, but you can find cheap train tickets today for only £73.

Fast trains

Of the 6 trains that leave Carmarthen for London every day 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.

These direct trains cover the 291 km distance in an average of 4 h 30 m but if you time it right, some trains will get you there in just 4 h 24 m .

The slowest trains will take 4 h 38 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.

G56295+

P08485

10:314h24

Carmarthen station (CMN)

14:55London Paddington (PAD)

£731One-way

1 change

G56053+

P08914 · P08183

09:574h38

Carmarthen station (CMN)

14:35London Paddington (PAD)

£731One-way

2 changes

P08483

09:214h38

Carmarthen station (CMN)

13:59London Paddington (PAD)

£731One-way

0 changes

G56285+

P08481

08:314h24

Carmarthen station (CMN)

12:55London Paddington (PAD)

£731One-way

1 change

G56055+

P08916 · P08187

11:564h41

Carmarthen station (CMN)

16:37London Paddington (PAD)

£731One-way

2 changes

Travel Information

Compare train and coach for Carmarthen to London

Omio recommends booking the train as it is the most popular option from Carmarthen to London among Omio's users. If you are prioritising price take the coach with prices starting from £17. For those with little time consider booking a train which can get you there in 3h 50m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.1 - 0.3kg. The ticket price range depends on the travel mode: a coach costs an average of £17, and a train costs an average of £37.

Distance: 290 km

Compare train with

Most popular Train	Coach
£76 Average Price	£27 Average Price Cheapest
4h 20m Average total duration Fastest 3h 50m Onboard + 30m Additional time*	6h 33m Average total duration 6h 3m Onboard + 30m Additional time*
0.1 - 0.3kg CO2 emissions Lowest	0.3 - 0.7kg CO2 emissions
Most popular train company	Most popular bus company
Direct Options	Direct Options

Additional time: Average total travel duration to departure point, security checks and transfers.

Live departures

Carmarthen to London train times

Showing trains for tomorrow, Friday 11 July

Last updated at 23:41

Provider	Departs	Duration	Arrives	Changes
G56285+P08481	On time 07:31 Carmarthen station (CMN)	4h24	11:55 London Paddington (PAD)	1 change
P08483	On time 08:21 Carmarthen station (CMN)	4h38	12:59 London Paddington (PAD)	0 changesdirect
G56053+P08914 · P08183	On time 08:57 Carmarthen station (CMN)	4h38	13:35 London Paddington (PAD)	2 changes
G56295+P08485	On time 09:31 Carmarthen station (CMN)	4h24	13:55 London Paddington (PAD)	1 change
P08487	On time 10:27 Carmarthen station (CMN)	4h25	14:52 London Paddington (PAD)	0 changesdirect
G56055+P08916 · P08187	On time 10:56 Carmarthen station (CMN)	4h41	15:37 London Paddington (PAD)	2 changes
This is the last train of the day.

Find all the dates and times for this journey

Compare prices and tickets Carmarthen to London by train or coach

Fri
11 Jul

Sat
12 Jul

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13 Jul

Mon
14 Jul

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15 Jul

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16 Jul

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17 Jul

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18 Jul

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19 Jul

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20 Jul

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22 Jul

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23 Jul

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24 Jul

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25 Jul

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26 Jul

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27 Jul

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31 Jul

How far in advance should I book train tickets from Carmarthen to London?

The best time to book your train from Carmarthen to London is 7 days before departure. See how prices for trains change on the Carmarthen to London route.

Prices are for one-way tickets for one passenger from Carmarthen to London per month. Insights are sourced from fares found by Omio users in the last 12 months. Current prices may differ as prices vary depending on the time of day, class or how far in advance you book your train from Carmarthen to London.

Trains

from £60

Journey information

Overview: Train from Carmarthen to London

United Kingdom

Trains from Carmarthen to London run on average 6 times per day, taking around 3h 50m. Cheap train tickets for this journey start at £37 but you can travel from only £17 by coach.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.

Price information

Cheapest alternative travel mode

Coach from £17

Distance

290 km

Average train duration

3h 50m

Cheapest ticket price

£37

Trains per day

Direct trains

Fastest train

3h 32m

First train

03:35

Last train

23:40

Price information

Cheapest alternative travel mode

Coach from £17

Train providers: Great Western Rail, Transport for Wales and first_great_western trains Carmarthen to London

You can travel by train to London from Carmarthen with Great Western Rail, Transport for Wales and first_great_western for as low as £38. When you search for timetables and tickets, Omio will show you the best route.

Great Western Railway is a train operating company in the United Kingdom. It operates services from London Paddington to the West of England, South Wales and the Cotswolds. It also operates services from London Paddington to Oxford, Reading and Bristol. It offers a range of ticket types, including Advance, Anytime, Off-Peak and Super Off-Peak tickets. Onboard facilities include free Wi-Fi, power sockets, air conditioning and catering services. The most popular routes for Great Western Railway are London Paddington to Bristol, Reading and Oxford.

Train information from Carmarthen to London with Great Western Rail:

Average Duration: 3 h 39 min
Cheapest Price: £38

Transport for Wales is a public transport provider in Wales, UK. It operates a comprehensive network of trains, buses and ferries across the country. The trains are modern and comfortable, with a range of different types including InterCity Express Trains, Regional Trains, and Metro Trains. Onboard facilities include free Wi-Fi, power sockets, and a range of food and drink options. There are a variety of ticket types available, including single and return tickets, season tickets, and group tickets. The most popular routes include Cardiff to Swansea, Cardiff to Newport, and Cardiff to Manchester.

FAQs: Carmarthen to London train

FAQs: Travel by train from Carmarthen to London easily. Whether you want fast, cheap or something entirely different, our travel experts have collected everything you need to know so you can find the best option from Carmarthen to London.

Cheap train tickets from Carmarthen to London can start from as little as £38 when you book in advance. The average train ticket price for Carmarthen to London is £79; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.

The train time between Carmarthen and London is on average 3 h 34 min for the 180 mile long journey, but the time it takes to go between Carmarthen and London by train can vary depending on specific dates or if traveling on weekends and holidays.

The first train from Carmarthen to London leaves at 04: 00. Plan your trip with the Journey Planner from Omio.

The last train from Carmarthen to London leaves at 23: 16.

Yes, it is possible to travel from Carmarthen to London without having to change trains with first_great_western. There are 2 direct trains from Carmarthen to London each day. There may be fewer direct services available on weekends or holidays.

For the route from Carmarthen to London you can take a train with Great Western Rail, Transport for Wales or first_great_western. Be sure to check out all possible train companies that offer services between Carmarthen and London on Omio to compare what amenities they may have.

No, there are no night trains, the latest train for this route is 23: 16.

Passengers board the train most frequently from Carmarthen, which is located around 0.1 miles (249 m) away from the city centre, and they get off the train at London Paddington, located 3 miles (4.8 km) away from the city centre.

A trip to London from Carmarthen is worth doing but not as a day trip with a journey time of 3 h 34 min each way. Check with Omio app the best way to travel.

The cheapest month for a train from Carmarthen to London is October.

It's helpful to compare your options as there are 2 ways to travel to London from Carmarthen including taking a train or coach.

popular train stations

Important Stations and Airports in Carmarthen and London

Carmarthen

London

The major train station for departures in Carmarthen is Carmarthen. Find all the information you need to know about services, amenities and connections at Carmarthen for your trip from Carmarthen to London.

Carmarthen Shopping

Amenities at train station

Shopping

Parking

Dining

Accessibility

Hotel

Lounge

Lost and Found Office

Ticket Office

Bike Parking

Bike Rental

information

Address

Carmarthen station, Station Road, Carmarthen, Carmarthenshire, SA31 2BE

Phone Number

+44 3450507080

Ticket Office Hours

Opening hours: Monday - Friday 06:45 - 18:00

Shopping

Type of shops available: News agent

Parking

Car Park: Station Car Park

Accessibility

Staff help available: Yes
Step free access coverage: Yes
Step free access note: Category B1. Step free access is available to Platform 1. Platform 2 can be accessed via the ramp at the end of Platform 1 and across a foot crossing.
Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided
Accessible ticket machines: There are accessible ticket machines at this station
Accessible toilets: Yes
Ramp for train access: Yes
Wheelchairs available: Yes
Impaired mobility set down / pick up points available: No

Toilets Location: The toilets are located on Platform 1. The National key toilets are located on Platform 1; these toilets are operated by a radar key.
National key toilets: Yes
Baby changing facilities: No

Bike Parking