Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Reading | Carmarthen | No tags | ||||
| Train | Reading | Carmarthen | No tags | ||||
| Train | Reading | Carmarthen | No tags | ||||
| Train | Reading | Carmarthen | No tags | ||||
| Train | Reading | Carmarthen | No tags |
Compare 3 ways to go from Reading to Carmarthen
Among the sustainable travel choices, the carpool stands out as a good way to reach Carmarthen. The journey takes about 3 hours 10 minutes, and with fares starting at just $39, it presents an excellent value for a comfortable ride.
Train companies
Based on 42 reviews, the company was rated 4 stars on Busbud. Travellers were especially satisfied with the staff and the seats but often complained with the WiFi. Great Western Railway ticket prices on this trip start at $114
Frequently asked questions about travelling from Reading to Carmarthen by train
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the train ticket from Reading to Carmarthen?
The cheapest train tickets from Reading to Carmarthen start at $114. The average price for this train route is around $209. Busbud recommends booking your tickets in advance to increase your chances of getting the lowest possible price.
How long is the train ride from Reading to Carmarthen?
The average train trip from Reading to Carmarthen takes 3h 19m and covers 235 km. The quickest train gets you there in 3h 9m and is operated by Great Western Railway.
Which train operators serve the Reading to Carmarthen route?
Several major train operators serve this route, with 3 trains available per day.
What are the earliest and latest departure times for the train from Reading to Carmarthen?
The earliest train from Reading to Carmarthen departs at 7:13am. The latest train departs at 11:39pm.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Reading to Carmarthen was searched and found on Dec 12, 2025 with a price of $118To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Reading to Carmarthen, as early as possible.
You can expect to pay from $118 to $358 for a train ticket from Reading to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at $118 which is on 2025-12-12.
