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4.9
4.6The cheapest and fastest trains from Southampton to Carmarthen
Cheapest price
£100
Average price
£100
Fastest journey
4 h 44 m
Average duration
4 h 44 m
Trains per day
1
Distance
227 km
The best way to find a cheap train ticket from Southampton to Carmarthen is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Southampton to Carmarthen will cost around £100 if you buy it on the day, but you can find cheap train tickets today for only £100.
Of the 1 trains that leave Southampton for Carmarthen every day 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
These direct trains cover the 227 km distance in an average of 4 h 44 m but if you time it right, some trains will get you there in just 4 h 44 m .
The slowest trains will take 4 h 44 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.
15:114h44Southampton19:55Carmarthen£1001One-way0 changes
- 15:114h44Southampton19:55Carmarthen£1001One-way0 changes
Travel Information
Compare coach and train for Southampton to Carmarthen
Omio recommends booking the train as it is the most popular option from Southampton to Carmarthen among Omio's users. If you are prioritising price take the coach with prices starting from £38. For those with little time consider booking a train which can get you there in 4h 24m. The ticket price range depends on the travel mode: a coach costs an average of £38, and a train costs an average of £79.
Distance: 227 km
Compare train with
Most popular Train | Coach |
|---|---|
£89 Average Price | £45 Average Price Cheapest |
4h 54m Average total duration Fastest 4h 24m Onboard + 30m Additional time* | 8h 35m Average total duration 8h 5m Onboard + 30m Additional time* |
Most popular train company |  Most popular bus company |
Direct Options | Direct Options |
Live departures
Southampton to Carmarthen train times
The table below shows live departures for Southampton to Carmarthen trains for today, Tuesday 21 July. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
.png) | 22:22 Southampton | 10h03 | 8:25 Carmarthen | 2 changes | |
| Wednesday 22 July | |||||
| 15:11 Southampton | 4h44 | 19:55 Carmarthen | 0 changesdirect | |
This is the last train of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Southampton to Carmarthen 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.
22 Jul
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25 Jul
26 Jul
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28 Jul
Why should you book Southampton to Carmarthen trains with Omio?
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 Cross Country or Great Western Railway (GWR) to find the best option for your trip from Southampton to Carmarthen.
- 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 bus and train to ensure you get the best deal for traveling from Southampton to Carmarthen.
Why book with Omio over Wanderu?
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Southampton to Carmarthen.
Journey information
Overview: Train from Southampton to Carmarthen
United KingdomUnited Kingdom
Trains from Southampton to Carmarthen run on average 7 times per day, taking around 4h 24m. Cheap train tickets for this journey start at £79 but you can travel from only £38 by coach.
The earliest train runs at 04:00, the last at 19:30. The fastest train covers the 227 km distance in 4h 44m.
Distance 227 km |
Average train duration 4h 24m |
Cheapest ticket price £79 |
Trains per day 7 |
Fastest train 4h 44m |
First train 4:00 |
Last train 19:30 |
Cheapest Month Mar |
Cheapest Day Tue |
High Season Jan - Mar |
Low Season Apr - Jun |
Busiest Day Thu |
Least Busy Day Thu |
Train companies: Great Western Railway, Cross Country, Great Western Railway (GWR) from Southampton to Carmarthen trainsGreat Western Railway, Cross Country, Great Western Railway (GWR) trains will get you between Southampton and Carmarthen from £38. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Railway
Cross Country
Great Western Railway (GWR)
FAQs: Southampton to Carmarthen train
Find answers to the most common questions about traveling from Southampton 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 Southampton and Carmarthen
Most Southampton to Carmarthen trains use the Southampton Central to Carmarthen station pair. Use this guide to compare Southampton and Carmarthen train stations on this route, check city-centre transport, alongside checking practicalities like train station facilities and services.
Which Southampton station do trains to Carmarthen leave from?
Getting to Southampton Central from Southampton city centre
Southampton Central train station facilities and services
Southampton Central has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Lounge, Lost and Found Office, Ticket Office, Bike Parking, Bike Rental and Car Rental.
Food and drink
Food and drink options are available at Southampton Central.
Wi-Fi and ATMs
Wi-Fi is available at Southampton Central. ATMs are available at Southampton Central.
Tickets and information
Ticket office support is available at Southampton Central.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Southampton Central: Parking, Taxis, WC.
Bike and car services
Available at Southampton Central: Bike Parking, Bike Rental, Car Rental.
Accessibility
Accessibility facilities are available at Southampton Central: Staff help available: Yes, Step free access coverage: Yes, Step free access note: Step-free category A Station - This station has step-free access to all platforms. Please be aware that this station has no tactile paving on the platform edge, Accessible ticket machines: There are accessible ticket machines at this station, Accessible ticket machines note: All South Western Railway ticket machines are able to sell tickets with Disabled Persons Railcard discounts. All machines are accessible, however the station may not be so please check the station access note for further details, Accessible toilets: Yes, Ramp for train access: Yes, Wheelchairs available: Yes, Impaired mobility set down / pick up points available: Yes.
Which Carmarthen station do trains from Southampton arrive at?
Getting to Carmarthen from Carmarthen city centre
Carmarthen train station facilities and services
Carmarthen has practical services for this route, including Shopping, Parking, Dining, Accessibility, WC, Hotel, Lounge, Lost and Found Office, Ticket Office, Bike Parking and Bike Rental.
Food and drink
Food and drink options are available at Carmarthen.
Tickets and information
Ticket office support is available at Carmarthen.
Luggage and lost property
Lost and found is available at the station.
Parking, taxis and toilets
Available at Carmarthen: Parking, WC.
Bike and car services
Available at Carmarthen: Bike Parking, Bike Rental.
Accessibility
Accessibility facilities are available at Carmarthen: 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.
Most popular train connections from Southampton
More options for your journey from Southampton to Carmarthen
Here are some other resources that might have the information you need
Most popular trains to and from Carmarthen and Southampton
Most popular train connections to Carmarthen
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