The cheapest and fastest trains from Twickenham to Carmarthen
Cheapest price
£176
Average price
£176
Fastest journey
4 h 41 m
Average duration
4 h 50 m
Trains per day
5
Distance
278 km
The best way to find a cheap train ticket from Twickenham to Carmarthen is to book your journey as far in advance as possible and to avoid travelling at rush hour.
The average ticket from Twickenham to Carmarthen will cost around £176 if you buy it on the day, but you can find cheap train tickets today for only £176.
To travel from Twickenham to Carmarthen you need to make at least one change.
5:484h52Twickenham10:40Carmarthen£1761One-way1 change
8:404h50Twickenham13:30Carmarthen£1761One-way1 change
10:404h49Twickenham15:29Carmarthen£1761One-way1 change
12:404h41Twickenham17:21Carmarthen£1761One-way1 change
16:404h59Twickenham21:39Carmarthen£1761One-way1 change
12:404h41Twickenham17:21Carmarthen£1761One-way1 change
10:404h49Twickenham15:29Carmarthen£1761One-way1 change
8:404h50Twickenham13:30Carmarthen£1761One-way1 change
5:484h52Twickenham10:40Carmarthen£1761One-way1 change
16:404h59Twickenham21:39Carmarthen£1761One-way1 change
Live departures
Twickenham to Carmarthen train times
The table below shows live departures for Twickenham to Carmarthen trains for tomorrow, Tuesday 5 May. You can also manually refresh the results below to see updated train journeys.
| Provider | Departs | Duration | Arrives | Changes | Tickets |
|---|---|---|---|---|---|
![]() | 5:48 Twickenham | 4h52 | 10:40 Carmarthen | 1 change | |
![]() | 8:40 Twickenham | 4h50 | 13:30 Carmarthen | 1 change | |
![]() | 10:40 Twickenham | 4h49 | 15:29 Carmarthen | 1 change | |
![]() | 12:40 Twickenham | 4h41 | 17:21 Carmarthen | 1 change | |
![]() | 16:40 Twickenham | 4h59 | 21:39 Carmarthen | 1 change |
Find all the dates and times for this journey
Compare prices and tickets Twickenham 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.
05 May
06 May
07 May
08 May
09 May
10 May
11 May
Why should you book Twickenham 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 South Western Railway to find the best option for your trip from Twickenham 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 Twickenham to Carmarthen.
Why book with Omio over Wanderu?
- Compare with other providers: On Omio, you can also compare tickets for the likes of South Western Railway to find the best option for your trip from Twickenham to Carmarthen.
- Multiple modes of transport: Omio allows you to compare travel options including bus and train to find the ideal travel option from Twickenham to Carmarthen.
Journey information
Overview: Train from Twickenham to Carmarthen
Trains from Twickenham to Carmarthen run on average 4 times per day, taking around 4h 42m. Cheap train tickets for this journey start at £73 if you book in advance.
The earliest train runs at 03:35, the last at 18:57. The fastest train covers the 278 km distance in 4h 49m.
Distance 278 km |
Average train duration 4h 42m |
Cheapest ticket price £73 |
Trains per day 4 |
Fastest train 4h 49m |
First train 3:35 |
Last train 18:57 |
Cheapest Month Aug |
Cheapest Day Sun |
High Season Apr - Jun |
Low Season Jan - Mar |
Train companies: Great Western Railway, South Western Railway from Twickenham to Carmarthen trainsGreat Western Railway, South Western Railway trains will get you between Twickenham and Carmarthen from £73. With over 1000 travel companies on Omio, you can find the best train times and tickets for your trip.
Great Western Railway
South Western Railway
FAQs: Twickenham to Carmarthen train
Find answers to the most common questions about traveling from Twickenham 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 Twickenham and Carmarthen
- Opening hours: Monday - Friday 06:40 - 20:20 Saturday 06:40 - 20:20 Sunday 07:40 - 19:10
- Car Park: No
- 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
- 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
- Toilets Location: The toilets are located on all the platforms. The National key toilets are located on Platforms 3 and 5; these toilets are operated by a radar key. A radar key is available from station staff upon request. A 'National Key Scheme' key [RADAR] can be purchased by contacting the following. Address: 12 City Forum, 250 City Road, London, EC1V 8AF. Tel: 020 7250 3222. Minicom: 020 7250 4119. Fax: 020 7250 0212. Email: [email protected]
- National key toilets: Yes
- Baby changing facilities: Yes
- Storage sheltered: Yes
- Storage location: Mezzanine Level
- Storage CCTV: Yes
- Information available from staff: Yes - from help point
- Helpline Contact: 0800 5282100
- Passenger Information Systems: Departure screens, Announcements, Arrival screens
- Location for Rail Replacement Services: Towards Richmond and Strawberry Hill: London Road (A310) Bus Stop C outside station Towards Hounslow: Bus Stop on Whitton Road
- 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 Twickenham
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