The cheapest and fastest coaches from Carmarthen to Cardiff
Cheapest price
£11
Average price
£11
Fastest journey
2 h 25 m
Average duration
2 h 25 m
Buses per day
1
Distance
88 km
The best way to find a cheap coach ticket from Carmarthen to Cardiff is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Carmarthen to Cardiff will cost around £11 if you buy it on the day, but you can find cheap coach tickets today for only £11.
Of the 1 buses that leave Carmarthen for Cardiff every day 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct buses cover the 88 km distance in an average of 2 h 25 m but if you time it right, some buses will get you there in just 2 h 25 m .
The slowest buses will take 2 h 25 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.


Travel Information
Compare coach and train for Carmarthen to Cardiff
Omio recommends booking the train as it is the most popular option from Carmarthen to Cardiff among Omio's users. If you are prioritising price take the train with prices starting from £5. For those with little time consider booking a train which can get you there in 1h 51m. In case you are seeking to minimise your carbon footprint the train is your best bet as it emits only 0.0 - 0.1kg. The ticket price range depends on the travel mode: a train costs an average of £5, and a coach costs an average of £8.
Distance: 88 km
Compare bus with
| Coach | Most popular Train |
|---|---|
£10 Average Price | £8 Average Price Cheapest |
2h 45m Average total duration 2h 15m Onboard + 30m Additional time* | 2h 21m Average total duration Fastest 1h 51m Onboard + 30m Additional time* |
0.1 - 0.2kg CO2 emissions | 0.0 - 0.1kg CO2 emissions Lowest |
![]() Most popular bus company | ![]() Most popular train company |
Direct Options | Direct Options |
Additional time: Average total travel duration to departure point, security checks and transfers.
Live departures
Carmarthen to Cardiff bus times
The table below shows live departures for Carmarthen to Cardiff coaches for today, Friday 7 November. You can also manually refresh the results below to see updated coach journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 07:35 Carmarthen | 2h25 | 10:00 Cardiff | 0 changesdirect | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Carmarthen to Cardiff by coach or train
Compare coach and train 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.
08 Nov
09 Nov
10 Nov
11 Nov
12 Nov
13 Nov
14 Nov
Journey information
Overview: Bus from Carmarthen to Cardiff
Buses from Carmarthen to Cardiff run on average 3 times per day, taking around 2h 15m. Cheap bus tickets for this journey start at £8 but you can travel from only £5 by train.
There are 1 coaches per day. The earliest coach runs at 01:02, the last at 23:51. The fastest coach covers the 88 km distance in 2h 20m.
Distance 88 km |
Average bus duration 2h 15m |
Cheapest ticket price £8 |
Buses per day 3 |
Direct buses 1 |
Fastest bus 2h 20m |
First bus 01:02 |
Last bus 23:51 |
Bus providers: National Express, Transport for Wales, Mid Wales Travel from Carmarthen to CardiffYou can travel by bus between Carmarthen to Cardiff with National Express, Transport for Wales, Mid Wales Travel for as low as £5. When you search for schedules and tickets, Omio will show you the best journey
Transport for Wales
National Express
Mid Wales Travel
FAQs: Carmarthen to Cardiff coach
Find answers to the most common questions about traveling from Carmarthen to Cardiff by coach. 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 coach, the cheapest option, or tips for making the most of your visit at Cardiff, this guide helps you travel smarter and with confidence.

Passengers board the coach most frequently from Carmarthen, Blue Street, which is located around 0.4 miles (639 m) away from the city centre, and they get off the coach at Cardiff, Sophia Gardens, located 0.9 miles (1.4 km) away from the city centre.
To find the cheapest bus tickets for your trip from Carmarthen to Cardiff, follow these tips:
Start your search now and compare ticket prices to find the best deal!
popular bus stations
Important Stations and Airports in Carmarthen and Cardiff
- The place has an entrance that is wheelchair-accessible
Most popular bus connections from Carmarthen
More options for your journey from Carmarthen to Cardiff
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