Bus and Coach from Carmarthen to Cardiff: Compare all prices

Compare all timetables for the bus from Carmarthen to Cardiff

Here is a selection of the cheapest bus trips from the schedule from Carmarthen to Cardiff from various bus operators like National Express for the next days.

today

£7

tomorrow

£10

Sunday

Monday

£7

Tuesday

£7

Wednesday

£7

Thursday

£7

Cheapest bus trips today
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	National Express	2h 30m	08:25	Carmarthen	Bus Station	10:55	Cardiff	Coach Station		Economy	£7	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 05/12/2025 08:25:00 to Coach Station, Cardiff (United Kingdom) arriving at 05/12/2025 10:55:00. 50 Economy ticket for £7 per person are available. Travel duration is 2h 30m
	National Express	2h 30m	10:55	Carmarthen	Bus Station	13:25	Cardiff	Coach Station		Economy	£11	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 05/12/2025 10:55:00 to Coach Station, Cardiff (United Kingdom) arriving at 05/12/2025 13:25:00. 50 Economy ticket for £11 per person are available. Travel duration is 2h 30m

Cheapest bus trips tomorrow
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	National Express	2h 30m	08:40	Carmarthen	Bus Station	11:10	Cardiff	Coach Station		Economy	£10	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 06/12/2025 08:40:00 to Coach Station, Cardiff (United Kingdom) arriving at 06/12/2025 11:10:00. 50 Economy ticket for £10 per person are available. Travel duration is 2h 30m
	National Express	2h 40m	10:55	Carmarthen	Bus Station	13:35	Cardiff	Coach Station		Economy	£12	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 06/12/2025 10:55:00 to Coach Station, Cardiff (United Kingdom) arriving at 06/12/2025 13:35:00. 50 Economy ticket for £12 per person are available. Travel duration is 2h 40m

Did you know that if you travel from Carmarthen to Cardiff via St Clears, you can save more than £0? You will find the corresponding connections below.
- National Express
  
  Save more than 1%
  
  2h 45m
  
  Carmarthen
  
  14 km
  
  08:25
  
  St Clears
  Bus Stop
  
  11:10
  
  Cardiff
  Coach Station
  
  0 km
  
  Economy
  
  £10
  
  A Bus from National Express goes from Bus Stop, St Clears (United Kingdom) at 06/12/2025 08:25:00 to Coach Station, Cardiff (United Kingdom) arriving at 06/12/2025 11:10:00. 50 Economy ticket for £10 per person are available. Travel duration is 2h 45m

Cheapest bus trips Monday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	National Express	2h 30m	08:40	Carmarthen	Bus Station	11:10	Cardiff	Coach Station		Economy	£7	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 08/12/2025 08:40:00 to Coach Station, Cardiff (United Kingdom) arriving at 08/12/2025 11:10:00. 50 Economy ticket for £7 per person are available. Travel duration is 2h 30m
	National Express	2h 40m	10:55	Carmarthen	Bus Station	13:35	Cardiff	Coach Station		Economy	£10	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 08/12/2025 10:55:00 to Coach Station, Cardiff (United Kingdom) arriving at 08/12/2025 13:35:00. 50 Economy ticket for £10 per person are available. Travel duration is 2h 40m

Cheapest bus trips Tuesday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	National Express	2h 30m	08:40	Carmarthen	Bus Station	11:10	Cardiff	Coach Station		Economy	£7	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 09/12/2025 08:40:00 to Coach Station, Cardiff (United Kingdom) arriving at 09/12/2025 11:10:00. 50 Economy ticket for £7 per person are available. Travel duration is 2h 30m
	National Express	2h 35m	10:55	Carmarthen	Bus Station	13:30	Cardiff	Coach Station		Economy	£10	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 09/12/2025 10:55:00 to Coach Station, Cardiff (United Kingdom) arriving at 09/12/2025 13:30:00. 50 Economy ticket for £10 per person are available. Travel duration is 2h 35m

Cheapest bus trips Wednesday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	National Express	2h 30m	08:40	Carmarthen	Bus Station	11:10	Cardiff	Coach Station		Economy	£7	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 10/12/2025 08:40:00 to Coach Station, Cardiff (United Kingdom) arriving at 10/12/2025 11:10:00. 50 Economy ticket for £7 per person are available. Travel duration is 2h 30m
	National Express	2h 35m	10:55	Carmarthen	Bus Station	13:30	Cardiff	Coach Station		Economy	£10	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 10/12/2025 10:55:00 to Coach Station, Cardiff (United Kingdom) arriving at 10/12/2025 13:30:00. 50 Economy ticket for £10 per person are available. Travel duration is 2h 35m

Cheapest bus trips Thursday
Mode of Transport	BertCompanyCountOneCompanyName	Duration	Departure time	From	Departure	Arrival time	To	Destination	Logo	Seat classes	Price
	National Express	2h 30m	08:40	Carmarthen	Bus Station	11:10	Cardiff	Coach Station		Economy	£7	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 11/12/2025 08:40:00 to Coach Station, Cardiff (United Kingdom) arriving at 11/12/2025 11:10:00. 50 Economy ticket for £7 per person are available. Travel duration is 2h 30m
	National Express	2h 35m	10:55	Carmarthen	Bus Station	13:30	Cardiff	Coach Station		Economy	£11	A Bus from National Express goes from Bus Station, Carmarthen (United Kingdom) at 11/12/2025 10:55:00 to Coach Station, Cardiff (United Kingdom) arriving at 11/12/2025 13:30:00. 50 Economy ticket for £11 per person are available. Travel duration is 2h 35m

Best Price Offer: The price for the cheapest coach from Carmarthen to Cardiff is £7 on 05/12/2025. Flexible travellers save on ticket prices.

Facts about coaches from Carmarthen to Cardiff

Compare all providers like National Express that travel 2 times every day by bus from Carmarthen to Cardiff in one click! Book your bus ticket from Carmarthen to Cardiff starting from £7!

Cheapest Bus	£7
Fastest Bus	2h 30m
Earliest Coach	08:25
Latest Coach	10:55
Daily Bus Connections	2 Ø
Distance	88.6 km
Coach Companies	National Express

Cheapest coach connections from Carmarthen to Cardiff

Every day, 2 buses from 1 coach companies leave Carmarthen for Cardiff: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 05/12/2025 and for the following days.

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Sunday

Monday 01/12

Tuesday 02/12

Wednesday 03/12

Thursday 04/12

Friday 05/12

£7

Saturday 06/12

£10

Sunday 07/12

Monday 08/12

£7

Tuesday 09/12

£7

Wednesday 10/12

£7

Thursday 11/12

£7

Friday 12/12

£8

Saturday 13/12

£8

Sunday 14/12

Monday 15/12

Tuesday 16/12

Wednesday 17/12

£8

Thursday 18/12

£9

Friday 19/12

Saturday 20/12

Sunday 21/12

Monday 22/12

£10

Tuesday 23/12

Wednesday 24/12

Thursday 25/12

Friday 26/12

£12

Saturday 27/12

Sunday 28/12

How to save money travelling from Carmarthen to Cardiff

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Carmarthen to Cardiff in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Carmarthen to Cardiff, 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 Cardiff are also emptier.

Beloved bus companies from Carmarthen to Cardiff

These are the most booked bus companies between Carmarthen to Cardiff from our users.

National Express from Carmarthen to Cardiff

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

Cheapest Price	£7
Fastest Coach	2h 30m
Earliest Coach	08:25
Last Coach	10:55
Daily Connections	2 Ø
Found on	03/12/2025

All bus stations and stops in Carmarthen and Cardiff

The map below shows you where to find all the bus stations in Carmarthen and Cardiff.

Bus Station

Blue St 4

University

Park Place 50

Gabalfa Interchange

North Road 213

Bus Interchange

Central Square 3

Lloyd George Avenue

North Church Street

Coach Station

Sophia Gardens 2

Service and Comfort on the bus from Carmarthen to Cardiff

Want to know which seat classes are available on the coaches from Carmarthen to Cardiff? Or which bus companies serve the route Carmarthen to Cardiff? Below you will find answers to your questions.

FAQs about the Carmarthen to Cardiff bus

How much does a Carmarthen - Cardiff coach trip cost?

This depends on, among other things, the day and travel time. The cheapest ticket for the Carmarthen - Cardiff bus trip is available from £7 and takes 2h 30m. Compare offers and save money!

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

The connection Carmarthen to Cardiff is offered by 1 companies with ticket prices ranging from £7 to £12. Therefore, we suggest booking your ticket as soon as possible to ensure you will get the cheapest ticket price.

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

Each day, the bus route from Carmarthen to Cardiff is offered by roughly 2 busses. By using our search, you can compare bus schedules and find your ideal trip.

How long does a bus to Cardiff from Carmarthen take?

The quickest coach from Carmarthen to Cardiff is provided by National Express and takes 2h 30m. Coach tickets for this connection cost £7. However, keep in mind that the connection can take longer due to traffic.

What time is the first bus from Carmarthen to Cardiff?

The earliest bus to Cardiff departs from Carmarthen at 08:25. 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 Cardiff?

The latest bus to Cardiff 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 - Cardiff route?

Passengers looking to travel from Carmarthen to Cardiff 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 Cardiff?

You can check all the direct connections between Carmarthen and Cardiff 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 Cardiff from Carmarthen?

Depending on which provider you travel with, what you are allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the bus for the Carmarthen Cardiff 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 Cardiff 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 Cardiff on your planned travel date.

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

Economy

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

More bus routes to Carmarthen and to Cardiff

Here’s an overview of the most popular bus routes to Carmarthen and to Cardiff. Simply click on the connection of your choice, and you will find all the details about your bus route!