The cheapest and fastest trains from Brighton to Carmarthen
Cheapest price
£140
Average price
£173
Fastest journey
6 h 28 m
Average duration
7 h 21 m
Trains per day
2
Distance
311 km
The best way to find a cheap train ticket from Brighton to Carmarthen is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Brighton to Carmarthen will cost around £173 if you buy it on the day, but you can find cheap train tickets today for only £140.
Of the 2 trains that leave Brighton for Carmarthen every day 2 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 311 km distance in an average of 7 h 21 m but if you time it right, some trains will get you there in just 6 h 28 m .
The slowest trains will take 8 h 14 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 train and coach for Brighton to Carmarthen
Omio recommends booking the coach as it is the most popular option from Brighton to Carmarthen among Omio's users. If you are prioritising price take the train with prices starting from £66. For those with little time consider booking a train which can get you there in 5h 28m. The ticket price range depends on the travel mode: a train costs an average of £66, and a coach costs an average of £68.
Distance: 311 km
Compare train with
| Train | Most popular Coach |
|---|---|
£66 Average Price Cheapest | £68 Average Price |
5h 58m Average total duration Fastest 5h 28m Onboard + 30m Additional time* | 7h 53m Average total duration 7h 23m Onboard + 30m Additional time* |
![]() Most popular train company | ![]() Most popular bus company |
Direct Options | Direct Options |
Live departures
Brighton to Carmarthen train times
The table below shows live departures for Brighton to Carmarthen trains for today, Tuesday 25 November. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 07:43 Brighton | 8h38 | 16:21 Carmarthen | 0 changesdirect | |
| Wednesday 26 November | |||||
![]() | 03:12 Brighton | 6h28 | 09:40 Carmarthen | 0 changesdirect | |
![]() | 04:14 Brighton | 8h14 | 12:28 Carmarthen | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Brighton 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.
26 Nov
27 Nov
28 Nov
29 Nov
30 Nov
01 Dec
02 Dec
Journey information
Overview: Train from Brighton to Carmarthen
Trains from Brighton to Carmarthen run on average 5 times per day, taking around 5h 28m. Cheap train tickets for this journey start at £66 if you book in advance.
The earliest train runs at 03:35, the last at 19:39. The fastest train covers the 311 km distance in 6h 53m.
Distance 311 km |
Average train duration 5h 28m |
Cheapest ticket price £66 |
Trains per day 5 |
Fastest train 6h 53m |
First train 03:35 |
Last train 19:39 |
Train companies: Great Western Rail, Thameslink from Brighton to Carmarthen trainsGreat Western Rail, Thameslink trains will get you between Brighton and Carmarthen from £66. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Rail
Thameslink
FAQs: Brighton to Carmarthen train
Find answers to the most common questions about traveling from Brighton 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.

popular train stations
Important Stations and Airports in Brighton and Carmarthen
- 6:00 AM - 10:00 PM Monday - Sunday
- Free
- The car park is open 24/7. Access via Stroudley Road.
- The Grand Central
- The Cyclist
- Outside the main entrance.
- Elevators, ramps, restrooms.
- £0.50
- Jurys Inn Brighton
- Ibis Brighton City Centre
- My Brighton Hotel
- Located in the main concourse
- Enterprise
- Europcar
- Located in the main concourse
- Free
- Hall 1: main entrance, platform 1-8 for trains to London, Gatwick, and the south coast
- Hall 2: ticket office and waiting area
- Bus: Several lines available
- Train: Southern and Thameslink services
- Opening hours: Monday - Friday 06:45 - 18:00
- Type of shops available: News agent
- Car Park: Station Car Park
- Staff help available: Yes
- Step free access coverage: Yes
- Step free access note: Category B1. Step free access is available to Platform 1. Platform 2 can be accessed via the ramp at the end of Platform 1 and across a foot crossing.
- Accessible car park equipment: Wheelchair users can use car park equipment at this station unaided
- Accessible ticket machines: There are accessible ticket machines at this station
- Accessible toilets: Yes
- Ramp for train access: Yes
- Wheelchairs available: Yes
- Impaired mobility set down / pick up points available: No
- Toilets Location: The toilets are located on Platform 1. The National key toilets are located on Platform 1; these toilets are operated by a radar key.
- National key toilets: Yes
- Baby changing facilities: No
- Storage sheltered: No
- Storage location: On Platform 1
- Storage CCTV: Yes
- Location for Rail Replacement Services: Wait at the bus stop opposite the station entrance
Most popular train connections from Brighton
More options for your journey from Brighton to Carmarthen
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