Which bus from Carmarthen to London is the cheapest?

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Which bus from Carmarthen to London is the best?

Check the bus schedule for Carmarthen to London. Here is a selection of the cheapest coach trips for the next days from bus operators like National Express. To see the full timetable for all coaches just use or search and compare.

today
£16
tomorrow
£14
Wednesday
£14
Thursday
£16
Friday
£16
Saturday
£14
Sunday
£16

Cheapest bus trips today

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 5h 45m 10:55 Carmarthen Bus Station 16:40 London Earl's Court  Economy £16
National Express 6h 10m 10:55 Carmarthen Bus Station 17:05 London Victoria Coach Station  Economy £16
National Express 6h 45m 08:40 Carmarthen Bus Station 15:25 London Earl's Court  Economy £19

Cheapest bus trips tomorrow

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 6h 10m 10:55 Carmarthen Bus Station 17:05 London Victoria Coach Station  Economy £14

Cheapest bus trips Wednesday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 6h 10m 10:55 Carmarthen Bus Station 17:05 London Victoria Coach Station  Economy £14

Cheapest bus trips Thursday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 6h 10m 10:55 Carmarthen Bus Station 17:05 London Victoria Coach Station  Economy £16

Cheapest bus trips Friday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 6h 25m 10:55 Carmarthen Bus Station 17:20 London Victoria Coach Station  Economy £16
National Express 6h 25m 09:35 Carmarthen Bus Station 16:00 London Victoria Coach Station  Economy £25

Cheapest bus trips Saturday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 6h 10m 10:55 Carmarthen Bus Station 17:05 London Victoria Coach Station  Economy £14

Cheapest bus trips Sunday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
National Express 6h 10m 10:55 Carmarthen Bus Station 17:05 London Victoria Coach Station  Economy £16
  • Did you know that if you travel from Carmarthen to London via Swansea, you can save more than £2? You can find the corresponding connections below.
    • National Express
      8h 45m
      0
      10:55
      Carmarthen
      Bus Station
      11:45
      Swansea
      City Bus Station
      0
      National Express
      Economy
      £6
      • Waiting Time 2h 45m
    • National Express
      5h 10m
      0
      14:30
      Swansea
      City Bus Station
      19:40
      London
      Earl's Court
      0
      National Express
      Economy
      £8
    Travel time is 2h 35m longer, but you will save £2

Best Price Offer: The price for the cheapest coach from Carmarthen to London is £14 on 04/08/2026. Flexible travellers save on ticket prices.


All facts for Carmarthen to London bus at a glance

Compare all coach operators like National Express that travel daily 1 times by bus from Carmarthen to London in one click. Book your Carmarthen to London bus ticket starting from £14!

Cheapest Bus £14
Fastest Bus 5h 45m
Earliest Coach 08:40
Latest Coach 10:55
Daily Bus Connections 1 Ø
Distance 291.1 km
Coach Companies National Express

What are the cheapest coach tickets from Carmarthen to London?

Every day, 1 buses from 1 coach companies leave Carmarthen for London. Check the table below to find the cheapest prices for coach tickets for this route, starting from 03/08/2026 and for the following days. Make sure get the cheapest bus ticket!

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Monday 03/08
£16
Tuesday 04/08
£14
Wednesday 05/08
£14
Thursday 06/08
£16
Friday 07/08
£16
Saturday 08/08
£14
Sunday 09/08
£16
Monday 10/08
£14
Tuesday 11/08
£14
Wednesday 12/08
£26
Thursday 13/08
Friday 14/08
£18
Saturday 15/08
£26
Sunday 16/08
£16
Monday 17/08
£26
Tuesday 18/08
£14
Wednesday 19/08
£28
Thursday 20/08
£14
Friday 21/08
£26
Saturday 22/08
£14
Sunday 23/08
Monday 24/08
£14
Tuesday 25/08
£14
Wednesday 26/08
£28
Thursday 27/08
£26
Friday 28/08
£16
Saturday 29/08
£16
Sunday 30/08

How to save money travelling from Carmarthen to London

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying higher prices for your trip? Plan your bus trips smartly. Here are a few hacks to save money on your coach journey.

Book the ticket from Carmarthen to London in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the coach from Carmarthen to London, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later coaches from Carmarthen to London are also emptier.

Check for bus deals and promotions for all bus companies in this route. On CheckMyBus we show special offers directly in the coach trip on our search. Sign-up and check or deals sections and get notifications on our latest travel hacks.

What are the most popular bus companies from Carmarthen to London?

These are the most booked bus companies by our users on the Carmarthen to London timetable.

National Express from Carmarthen to London

National Express

Here you will find the key facts about the National Express bus route Carmarthen to London:

Cheapest Price £14
Fastest Coach 5h 45m
Earliest Coach 08:40
Last Coach 10:55
Daily Connections 1 Ø
Found on 09/07/2026
In total 1 operators offer buses for this route. Find all bus timetables for them. Each coach company has a dedicated cancellation policy and possibilities for transport luggage on the bus. Check also special conditions to travel with kids or coach cards with rebates.

All bus stations and stops in Carmarthen and London

Here is a map with all coach stations in Carmarthen and London. Compare which stop is closest to your destination to save time to find the fastest buses and connections.

All you need to know when you travel by bus from Carmarthen to London

Check all information on comfort and services on the coaches from Carmarthen to London. Which seat classes are available or what are the amenities of operators on your coach trip? Below you´ll find answers to your questions.

FAQs for Carmarthen to London bus

How much does a Carmarthen London coach trip cost?

This depends on, among other things, the day and travel time. The cheapest ticket for the Carmarthen London bus trip is available from £14 and takes 6h 10m. Compare offers and save money!

How much could I save by comparing buses from Carmarthen to London?

This connection is offered by 1 companies with ticket prices ranging from £14 to £25. Therefore, we suggest booking your ticket as soon as possible to ensure you’ll get the cheapest bus trip to London.

How many connections are available for the Carmarthen London route on average every day?

Each day, the bus route from Carmarthen to London is offered by roughly 1 busses. By using our search, you can compare bus schedules and find your ideal trip.

How long does a bus to London from Carmarthen take?

The quickest coach from Carmarthen to London is provided by National Express and takes 5h 45m. Coach tickets for this connection cost £16. However, keep in mind that the connection can take longer due to traffic.

What time is the first bus from Carmarthen to London?

The earliest bus to London departs from Carmarthen at 08:40. In this context, information about departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

What time is the last coach from Carmarthen to London?

The latest bus to London departs from Carmarthen at 10:55. Please note that departure times may differ on weekends and holidays. Simply use our search to find the exact times for your planned travel date.

Which bus companies serve the Carmarthen London route?

Passengers looking to travel from Carmarthen to London can travel with National Express. Compare all available bus tickets with our search to book the trip that works best for you.

Is there a direct bus between Carmarthen and London?

You can check all the direct connections between Carmarthen and London by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: National Express.

What can I take with me on the bus to London from Carmarthen?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the bus for the Carmarthen London bus route free of charge. Simply use our search to find a coach that is best suited to your needs for your planned travel date.

What equipment is available for the Carmarthen London bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make travelling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Carmarthen to London on your planned travel date.

How does CheckMyBus find the best coach deals from Carmarthen to London?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 1 daily trips between Carmarthen and London. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Carmarthen to London?

Prices and availability for 1 trips between Carmarthen and London change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Carmarthen to London

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Carmarthen and to London

Here’s an overview of the most popular bus routes to Carmarthen and to London. Simply click on the connection of your choice, and you’ll find all the details about your bus route!
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Coach Brighton to Carmarthen Coach Brighton to Carmarthen
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Hemel Hempstead to London bus Hemel Hempstead to London bus
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Coach from Chichester to London Coach from Chichester to London
Popular Airport Transfers to Carmarthen and to London
CheckMyBus › Coaches in United Kingdom › Coach to Carmarthen › Coach to London

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