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London to Carmarthen train with Great Western Rail

Sat 17 Jan
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Great Western Rail
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1,000+ travel companies
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The cheapest and fastest trains from London to Carmarthen

Showing times and prices for 20 Jan

Cheapest price

£62

Average price

£89

Fastest journey

3 h 33 m

Average duration

3 h 41 m

Trains per day

6

Distance

291 km

Cheap tickets

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

The average ticket from London to Carmarthen will cost around £89 if you buy it on the day, but you can find cheap train tickets today for only £62.

Fast trains

Of the 6 trains that leave London for Carmarthen every day 3 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 3 h 41 m but if you time it right, some trains will get you there in just 3 h 33 m .

The slowest trains will take 3 h 44 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.

Great Western RailP22626
11:483h41
London Paddington (PAD)
15:29Carmarthen station (CMN)
£621One-way
0 changes
Great Western RailP22630
13:483h33
London Paddington (PAD)
17:21Carmarthen station (CMN)
£711One-way
0 changes
Great Western RailP22628+Transport for WalesL64726
12:483h44
London Paddington (PAD)
16:32Carmarthen station (CMN)
£721One-way
1 change
Great Western RailP22624+Transport for WalesL64722
10:483h44
London Paddington (PAD)
14:32Carmarthen station (CMN)
£721One-way
1 change
Great Western RailP22622
09:483h42
London Paddington (PAD)
13:30Carmarthen station (CMN)
£941One-way
0 changes

Travel Information

Compare train and coach for London to Carmarthen

Omio recommends booking the train as it is the most popular option from London to Carmarthen among Omio's users. If you are prioritising price take the coach with prices starting from £18. For those with little time consider booking a train which can get you there in 3h 45m. 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 £18, and a train costs an average of £39.

Distance: 291 km

Compare train with

Most popular
Train
Coach

£67

Average Price

£31

Average Price

Cheapest

4h 15m

Average total duration

Fastest

3h 45m

Onboard

+

30m

Additional time*

6h 10m

Average total duration

5h 40m

Onboard

+

30m

Additional time*

0.1 - 0.3kg

CO2 emissions

Lowest

0.3 - 0.7kg

CO2 emissions

Great Western Rail

Most popular train company

National Express

Most popular bus company

Direct Options

Direct Options

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

Live departures

London to Carmarthen train times

The table below shows live departures for London to Carmarthen trains for today, Monday 19 January. You can also manually refresh the results below to see updated train journeys.

Last updated at 00:35
ProviderDepartsDurationArrivesChanges
Tickets
great_westernP22620+transport_for_walesL64718
On time
08:48 London Paddington (PAD)
3h51
12:39 Carmarthen station (CMN)
1 change
great_westernP22622
On time
09:48 London Paddington (PAD)
3h42
13:30 Carmarthen station (CMN)
0 changesdirect
great_westernP22624+transport_for_walesL64722
On time
10:48 London Paddington (PAD)
3h44
14:32 Carmarthen station (CMN)
1 change
great_westernP22626
On time
11:48 London Paddington (PAD)
3h41
15:29 Carmarthen station (CMN)
0 changesdirect
great_westernP22628+transport_for_walesL64726
On time
12:48 London Paddington (PAD)
3h44
16:32 Carmarthen station (CMN)
1 change
great_westernP22630
On time
13:48 London Paddington (PAD)
3h33
17:21 Carmarthen station (CMN)
0 changesdirect

This is the last train of the day.

Find all the dates and times for this journey

Compare prices and tickets London to Carmarthen by train or coach

Compare train and coach prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.

Mon
19 Jan
Tue
20 Jan
Wed
21 Jan
Thu
22 Jan
Fri
23 Jan
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Journey information

Overview: Train from London to Carmarthen

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of train

Trains from London to Carmarthen run on average 6 times per day, taking around 3h 45m. Cheap train tickets for this journey start at £39 but you can travel from only £18 by coach.

There are 2 trains per day. The earliest train runs at 03:27, the last at 23:40. The fastest train covers the 291 km distance in 3h 33m.

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 £18
Distance
291 km
Average train duration
3h 45m
Cheapest ticket price
£39
Trains per day
6
Direct trains
2
Fastest train
3h 33m
First train
03:27
Last train
23:40
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 £18

Train companies: Great Western Rail, first_great_western from London to Carmarthen trainsGreat Western Rail, first_great_western trains will get you between London and Carmarthen from £18. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.

Great Western Rail

About
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.
Luggage & cancellation policy
Average Duration
3h 33m
Cheapest Price
£58
Great Western Rail frequency
6 a day
Luggage included
Two pieces of luggage and one piece of hand luggage included in ticket price
Luggage storage
Overhead racks, dedicated luggage areas at end of carriages, under seats
Cancellation Policy
Refund policies apply as per ticket type
Refund
Full refund if train is cancelled
Amenities on board the train
Wifi
Food sold onboard
Cafe bar serving hot and cold drinks, snacks, sandwiches. First Class at-seat service on some routes
Seat reservation
Optional seat reservations available for a fee. Free in First Class
Toilets
USB plugs
Accessibility
Wheelchair spaces, accessible toilets, ramps for boarding, priority seating, assistance service available
Pets
Small pets travel free. Dogs must be on lead. Maximum two dogs per passenger
Quiet zone

first_great_western

Luggage & cancellation policy
Average Duration
3h 33m
Cheapest Price
£177
first_great_western frequency
12 a day

FAQs: London to Carmarthen train

Find answers to the most common questions about traveling from London to Carmarthen by train. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest train, the cheapest option, or tips for making the most of your visit at Carmarthen, this guide helps you travel smarter and with confidence.

FAQs
The cost of a train ticket from London to Carmarthen can vary. The cheapest tickets are usually available from £39, while the average price tends to be around £67.
The train journey from London to Carmarthen covers a distance of 291 km and takes approximately 3h 33m. Trains run 6 per day.
The first train from London to Carmarthen leaves at 3:27.
The train distance from London to Carmarthen is 291 km.
The last train from London to Carmarthen departs at 23:40.
Trains from London to Carmarthen run approximately 6 times per day.
Currently, there is no high-speed train service from London to Carmarthen.
Yes, there is a direct train between London and Carmarthen. The service operates 2 times per day, provided by Great Western Rail, first_great_western.
To get from London to Carmarthen, you can choose from several travel options including train and coach.
There is no night train service from London to Carmarthen.
The train station in London that goes to Carmarthen is London Paddington (PAD), and it arrives at Carmarthen station (CMN).
The cheapest way to get from London to Carmarthen is by coach, costing approximately £18.
Booking trains from London to Carmarthen in advance is advisable, especially during peak travel seasons or for long journeys, to ensure availability and secure better fares.
The train journey from London to Carmarthen offers scenic views, especially as it travels through the picturesque countryside of Wales, featuring rolling hills, lush landscapes, and charming villages.
A day trip from London to Carmarthen is not feasible as the journey duration is 3h 33m. However, there are 6 train services available per day for this route.
Spending two to three days in Carmarthen allows visitors to explore its historic sites, enjoy local markets, and take in the surrounding natural beauty, such as the Brecon Beacons and coastal areas.
Yes, you can take the train from London to Carmarthen.

popular train stations

Important Stations and Airports in London and Carmarthen

London
Carmarthen
The major train station for departures in London is London Paddington. Find all the information you need to know about services, amenities and connections at London Paddington for your trip from London to Carmarthen.
Amenities at train station
WifiWifi
LockersLockers
ShoppingShopping
ParkingParking
DiningDining
ATMATM
TaxisTaxis
AccessibilityAccessibility
WCWC
HotelHotel
LoungeLounge
Lost and Found OfficeLost and Found Office
Ticket OfficeTicket Office
Bike ParkingBike Parking
Bike RentalBike Rental
Car RentalCar Rental
Information DeskInformation Desk
information
ticketOfficeHours
Ticket Office Hours
  • 24/7
Wifi
Wifi
  • Free Wi-Fi in the station.
Lockers
Lockers
  • Luggage lockers are located near the taxi stand beside Platform 11.
Shopping
Shopping
  • Type of shops available: News agent Flower stall Shoe repairer Wide range of shops Mini supermarket Pharmacy Convenience store High street shops Off Licence Passport Photo Booth
Parking
Parking
  • Car Park: Station Car Park
Dining
Dining
  • Wasabi
  • The Beer House
  • Barburrito
  • Upper Crust
  • The Mad Bishop & Bear (Fullers)
  • The Pasty Shop
  • Burger King
  • Pret a Manger
  • The Savanna
  • Soboro Bakery
  • & more
Taxis
Taxis
  • Taxi: The taxi deck is situated above Platform 12 and is accessed via the concourse and platform 12, which has escalators and lifts to the upper level to the covered marshalled taxi rank. A queuing system is in operation. There is also a separate collection point for pre-booked taxis and a drop off point
  • Accessible taxis: All London Black Cabs can accommodate wheelchair passengers without wheelchair users having to leave their wheelchair. There is also a separate collection point for prebooked taxis also further away from the lifts.
Accessibility
Accessibility
  • Wheelchair access, escalators, elevators.
WC
WC
  • Toilets Location: Accessible toilets are located on Platforms' 1 and 12. A Changing Places facility is located on Platform 12. There are dedicated breastfeeding rooms / Parent & Baby rooms; within the Ladies toilets on Platform 1 within the public toilets on Platform 12.
  • National key toilets: Yes
  • National key toilets location: Accessible toilets are located on Platforms 1 and 12.
  • Baby changing facilities: Yes
Hotel
Hotel
  • Hilton London Paddington
  • Mercure London Paddington Hotel
  • The Pilgrm
Lounge
Lounge
  • Waiting rooms location: Platform 12
Ticket Office
Ticket Office
  • 24/7
Bike Parking
Bike Parking
  • Storage sheltered: Yes
  • Storage location: On platform 8/9 and 10
  • Storage CCTV: Yes
Information Desk
Information Desk
  • Located near Platform 1.
Public transport options for London Paddington
  • Underground lines: Bakerloo Line, Circle Line, District Line, Hammersmith Line
  • Bus lines: N7, 23, 27, N27, 36, 205, N205, 332, 7, 46, A1, 18, N18
  • Train lines: Great Western Main Line, Heathrow Express
  • Metro: Tube Lines.
Amenities at train station
WifiWifi
ShoppingShopping
ParkingParking
ATMATM
AccessibilityAccessibility
WCWC
Lost and Found OfficeLost and Found Office
Ticket OfficeTicket Office
information
ticketOfficeHours
Ticket Office Hours
  • Opening hours: Monday - Sunday 05:00 - 23:59
ticketOfficeHours
Distance to city center
23 km
Parking
Parking
  • Car Park: No
Accessibility
Accessibility
  • Staff help available: Yes
  • Step free access coverage: Yes
  • Step free access note: Level access to platforms, lifts to airport facilities. Ticket Office is step free. Wheelchair users can board trains with ease as the platforms are level with the trains.
  • Accessible ticket machines: There are accessible ticket machines at this station
  • Accessible toilets: Yes
  • Ramp for train access: No
  • Wheelchairs available: Yes
  • Impaired mobility set down / pick up points available: No
WC
WC
  • National key toilets: No
  • Baby changing facilities: Yes
Public transport options for Heathrow Terminals 2 & 3
  • Onward travel information: National Rail trains serving London Paddington National Express coaches to Victoria Coach Station and Gatwick Airport London Underground
  • Metro: Connection available with the London Underground (Piccadilly Line)
Amenities at train station
WifiWifi
ShoppingShopping
ParkingParking
ATMATM
AccessibilityAccessibility
WCWC
Lost and Found OfficeLost and Found Office
Ticket OfficeTicket Office
information
ticketOfficeHours
Ticket Office Hours
  • Opening hours: Monday - Sunday 05:00 - 23:40
ticketOfficeHours
Distance to city center
22 km
Parking
Parking
  • Car Park: No
Accessibility
Accessibility
  • Staff help available: Yes
  • Step free access coverage: Yes
  • Step free access note: Level access to platforms, lifts to airport facilities. Ticket Office is step free. Wheelchair users can board trains with ease as the platforms are level with the trains.
  • Accessible ticket machines: There are accessible ticket machines at this station
  • Accessible toilets: Yes
  • Ramp for train access: No
  • Wheelchairs available: Yes
  • Impaired mobility set down / pick up points available: No
WC
WC
  • National key toilets: No
  • Baby changing facilities: Yes
Public transport options for Heathrow Terminal 4
  • Metro: Connection available with LT Piccadilly Line

More options for your journey from London to Carmarthen

Here are some other resources that might have the information you need

HomeTrainsTrain Times to Carmarthen London to Carmarthen train

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