Llanelli to London train with Great Western Railway

Fri 18 Sept
+ Add return
Great Western Railway
Great Western Railway (GWR)
Transport for Wales
Avanti West Coast
Regionale
2,000+ travel companies
Great Western Railway
Great Western Railway (GWR)
Transport for Wales
Avanti West Coast
Regionale
2,000+ travel companies
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The cheapest and fastest trains from Llanelli to London

Showing times, prices and bookable tickets for 18 Sept

Cheapest price on 18 Sept

£44

Average ticket price on 18 Sept

£67

Fastest journey on 18 Sept

3 h 12 m

Average journey duration on 18 Sept

3 h 15 m

Trains on 18 Sept

15

Distance

279 km

Cheap tickets

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

The average ticket from Llanelli to London will cost around £67 if you buy it on the day, but you can find cheap train tickets today for only £44.

Fast trains

On Fri 18 Sept, we found 15 trains from Llanelli to London, including 5 direct services.

These direct trains cover the 279 km distance in an average of 3 h 15 m but if you time it right, some trains will get you there in just 3 h 12 m .

The slowest trains will take 3 h 17 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 RailwayW35437
    18:493h20
    Llanelli station (LLE)
    22:09London Paddington (PAD)
    £441One-way
    0 changes
  • Great Western RailwayW35435
    14:483h25
    Llanelli station (LLE)
    18:13London Paddington (PAD)
    £531One-way
    0 changes
  • Great Western RailwayG15050
    16:483h26
    Llanelli station (LLE)
    20:14London Paddington (PAD)
    £531One-way
    0 changes
  • Great Western RailwayW35434
    11:553h17
    Llanelli station (LLE)
    15:12London Paddington (PAD)
    £621One-way
    0 changes
  • Great Western RailwayG15045
    9:503h20
    Llanelli station (LLE)
    13:10London Paddington (PAD)
    £671One-way
    0 changes

Travel Information

Compare train and coach for Llanelli to London

Omio recommends booking the train as it is the most popular option from Llanelli to London among Omio's users. If you are prioritising price, take the coach, with an average ticket price of £26 For those with little time, consider booking a train, which has an average total journey time of 3h 57m. Average ticket prices depend on the travel mode: a coach costs an average of £26, while a train costs an average of £68.

Distance: 279 km

Compare train with

Most popular
Train
Coach
Driving

£68

Average Price

£26

Average Price

Cheapest

£80

Average Price

(fuel + tolls)

3h 57m

Average total duration

Fastest

3h 27m

Onboard

+

30m

Additional time*

5h 51m

Average total duration

5h 21m

Onboard

+

30m

Additional time*

3h 57m

Average total duration

(door-to-door)

Great Western Railway

Most popular train company

National Express

Most popular bus company

Your own car or car rental

Direct Options

Direct Options

Direct Options

The cheapest way to travel from Llanelli to London is a coach with an average price of £26.

This is compared to other travel options from Llanelli to London:

A coach is £42 less than a train for this route with tickets for a train from Llanelli to London costing on average £68.

The fastest way to travel from Llanelli to London is by train with an average journey time of 3h 27m.

Other travel options to London take longer:

Coach takes on average 5h 21m.

It's helpful to compare your options as there are 2 ways to travel between Llanelli and London including taking a train and coach.
Take the train. On this route, it beats driving on both time and money.

The journey is about 30m faster (3h 27m by train vs 3h 57m by car) and roughly £12 cheaper once you factor in fuel and tolls (£68 vs £80). You'll also arrive in the city centre rather than hunting for parking, and you can work, read, or watch the landscape go by instead of concentrating on the road.

Direct services run with Great Western Railway (GWR).

Driving is still worth considering if you want to stop along the way or need a car once you arrive.

Live departures

Llanelli to London train times

The table below shows live departures for Llanelli to London trains for today, Thursday 17 September. You can also manually refresh the results below to see updated train journeys.

Last updated at
ProviderDepartsDurationArrivesChanges
Tickets
Great Western Railway9:50 Llanelli
3h20
13:10 London0 changesdirect
Great Western Railway10:55 Llanelli
3h17
14:12 London0 changesdirect
Great Western Railway11:55 Llanelli
3h17
15:12 London0 changesdirect

This is the last train of the day.

Find all the dates and times for this journey

Compare prices and tickets Llanelli to London 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.

Fri
18 Sept
Sat
19 Sept
Sun
20 Sept
Mon
21 Sept
Tue
22 Sept
Wed
23 Sept
Thu
24 Sept

Why should you book Llanelli to London trains with Omio?

Great Western Railway as well as Great Western Railway (GWR) or Transport for Wales offer trains services from Llanelli to London.
Omio is an official ticket reseller for all your travel options from Llanelli to London.

Why book with Omio vs Great Western Railway?

  • Compare with other providers: On Omio, you can not only buy tickets for Great Western Railway, but also compare tickets for the likes of Great Western Railway (GWR) or Transport for Wales to find the best option for your trip from Llanelli to London.
  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
  • Compare all your options: Omio allows you to compare Great Western Railway with all available travel options, which are train and bus to ensure you get the best deal for traveling from Llanelli to London.

Why book with Omio over Wanderu?

  • Multiple modes of transport: Omio allows you to compare travel options including train and bus to find the ideal travel option from Llanelli to London.

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

The best time to book your train from Llanelli to London is 49 days before departure. See how prices for trains change on the Llanelli to London route.
Prices are for one-way tickets for one passenger from Llanelli 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 Llanelli to London.

Journey information

Overview: Train from Llanelli to London

United KingdomUnited Kingdom
United KingdomUnited Kingdom
Icon of train

Trains from Llanelli to London run on average 6 times per day, taking around 3h 19m. Cheap train tickets for this journey start at £45 but you can travel from only £15 by coach.

There are 2 trains per day. The earliest train runs at 04:27, the last at 22:49. The fastest train covers the 279 km distance in 3h 14m.

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 £15
Distance
279 km
Average train duration
3h 19m
Cheapest ticket price
£45
Trains per day
6
Direct trains
2
Fastest train
3h 14m
First train
4:27
Last train
22:49
Cheapest Month
Dec
Cheapest Day
Sat
High Season
Jul - Sept
Low Season
Jan - Mar
Busiest Day
Fri
Least Busy Day
Sat
Best time to book
49 days
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 £15

Train companies: Great Western Railway, Great Western Railway (GWR), Transport for Wales from Llanelli to London trainsGreat Western Railway, Great Western Railway (GWR), Transport for Wales trains will get you between Llanelli and London from £16. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.

Great Western Railway

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 Great Western Railway Duration
3h 14m
Cheapest Great Western Railway Price
£45
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

Great Western Railway (GWR)

Luggage & cancellation policy
Average Great Western Railway (GWR) Duration
3h 11m
Cheapest Great Western Railway (GWR) Price
£171
Great Western Railway (GWR) frequency
7 a day

Transport for Wales

Luggage & cancellation policy
Average Transport for Wales Duration
3h 10m
Cheapest Transport for Wales Price
£151
Transport for Wales frequency
10 a day

Complete guide to London

Things to do in London

Discover the best of London — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect London trip today.

  • Must visit

The British Museum

World-class collection spanning ancient civilisations, the Rosetta Stone and global treasures with free permanent galleries.

  • Must visit

The National Gallery

National collection of European painting from Van Gogh to Turner in a landmark Trafalgar Square setting.

  • Must visit

Victoria and Albert Museum

Vast museum of art, design and performance, loved for fashion, sculpture and major temporary exhibitions.

Pound sterling (£)

Very costly by European standards; hotels, dining and transport are notably pricier than in most UK and EU city breaks.

Average meal costs

Budget
£8-15 for fast food or street food.
Mid-range
£20-40 per person for a meal.
Fine dining
£80+ per person for upscale restaurants.
Coffee
£3-5 for a cappuccino.

Tipping culture

Restaurants often add a 12.5% service charge; if not, tip 10-12%. Taxis: round up or 10%. Cafés: no obligation, small change optional.

FAQs: Llanelli to London train

Find answers to the most common questions about traveling from Llanelli to London 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 London, this guide helps you travel smarter and with confidence.

FAQs
The cost of a train ticket from Llanelli to London can vary. The cheapest tickets are usually available from £45, while the average price tends to be around £59.
The train journey from Llanelli to London covers a distance of 279 km and takes approximately 3h 14m. Trains run 6 per day.
The train distance from Llanelli to London is 279 km.
The first train from Llanelli to London leaves at 4:27.
The last train from Llanelli to London departs at 22:49.
Trains from Llanelli to London run approximately 6 times per day.
Currently, there is no high-speed train service from Llanelli to London.
Yes, there is a direct train between Llanelli and London. The service operates 2 times per day, provided by Great Western Railway (GWR).
To get from Llanelli to London, you can choose from several travel options including train and coach.
There is no night train service from Llanelli to London.
The train station in Llanelli that goes to London is Llanelli station (LLE), and it arrives at London Paddington (PAD).
The cheapest way to get from Llanelli to London is by coach, costing approximately £15.
Booking trains from Llanelli to London in advance is advisable, especially during peak travel seasons or for long journeys, to ensure availability and secure better fares.
The train journey from Llanelli to London offers some scenic views, particularly as it travels through the Welsh countryside and along parts of the English coast, providing glimpses of picturesque landscapes and charming rural areas before reaching the urban scenery of London.
A day trip from Llanelli to London is not feasible as the journey takes 3h 14m. Trains run 4 times per day, covering a distance of 279 km.
In London, you can enjoy panoramic views from The London Eye, catch a theatrical production in the vibrant West End Theatre District, and explore the eclectic Camden Market. Take a leisurely walk through Hyde Park or visit the Tate Modern for contemporary art. Don't miss the British Museum's vast collection, the historic Tower of London, iconic Buckingham Palace, and the political landmarks of the Houses of Parliament and Big Ben. St. Paul's Cathedral offers architectural beauty and rich history.
For a first-time visitor to London, 3 to 4 days is usually sufficient to explore major attractions such as the British Museum, Tower of London, Buckingham Palace, and the West End.
Yes, you can take the train from Llanelli to London.

popular train stations

Important Stations and Airports in Llanelli and London

Most Llanelli to London trains use the Llanelli to London Paddington station pair, with some services arriving at Heathrow Terminals 2 & 3. Use this guide to compare Llanelli and London train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.

Departure train stations in Llanelli
Arrival train stations in London

Which Llanelli station do trains to London leave from?

Trains from Llanelli to London leave from Llanelli. The station is 1 km from Llanelli city centre at Llanelli station, Great Western Crescent, Llanelli, Carmarthenshire, SA15 2RN.
LlanelliLlanelli station, Great Western Crescent, Llanelli, Carmarthenshire, SA15 2RNParkingDiningAccessibilityWCLost and Found OfficeTicket OfficeBike ParkingInformation Desk
City-centre transport

Getting to Llanelli from Llanelli city centre

BusL6, L11 · 7m · £4 · every ~1 min

Llanelli train station facilities and services

Llanelli has practical services for this route, including Parking, Dining, Accessibility, WC, Lost and Found Office, Ticket Office, Bike Parking and Information Desk.

Food and drink

Food and drink options are available at Llanelli.

Tickets and information

Ticket office support is available at Llanelli. Information desks are information available from staff: Yes - from ticket office, Helpline Contact: 03333 211202, Passenger Information Systems: Departure screens, Announcements, Arrival screens.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at Llanelli: Parking, WC.

Bike and car services

Available at Llanelli: Bike Parking.

Accessibility

Accessibility facilities are available at Llanelli: Staff help available: Yes, Step free access coverage: No, Step free access note: Category B1. Step free access to Platform 1 (to Swansea) via the ticket office. Step free access to Platform 2 (to Carmarthen) via a lane off New Dock Road and a ramp with a shallow gradient to the platform. Access between the platforms is via the level crossing or footbridge with steps, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: This station has a video assist ticket machine with direct communication to an operator who can help with your transaction, Accessible toilets: No, Ramp for train access: Yes, Wheelchairs available: No, Impaired mobility set down / pick up points available: No.

Most popular train connections from Llanelli

More options for your journey from Llanelli to London

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