Next train departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Train | Swindon (Wilts) | Carmarthen | Cheapest | ||||
| Train | Swindon (Wilts) | Carmarthen | Fastest | ||||
| Train | Swindon (Wilts) | Carmarthen | No tags | ||||
| Train | Swindon (Wilts) | Carmarthen | No tags | ||||
| Train | Swindon (Wilts) | Carmarthen | No tags |
Last refresh of the prices: Last Thursday at 12:21 PM GMT.
Get from Swindon to Carmarthen
The journey takes about 3 hours and with fares starting at just $52, it presents an excellent value for a comfortable ride.
Train Companies
Based on 42 reviews, the company was rated 4 stars on Busbud. Travelers 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 $52
Frequently asked questions about traveling from Swindon 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 Swindon to Carmarthen?
The cheapest train tickets from Swindon to Carmarthen start from $52. The average price for this train route is around $77. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the train journey from Swindon to Carmarthen?
The average train ride duration from Swindon to Carmarthen is 3h, covering a distance of 110 miles (177 km). The quickest train can get you there in 2h 41m and is operated by Great Western Railway.
Which train operators service the Swindon to Carmarthen route?
Several major train operators operate on this route with 3 trains available per day.
What is the earliest and latest departure time for the train from Swindon to Carmarthen?
The earliest train departs from Swindon to Carmarthen at 7:40am. And the latest train departs at 6:40pm.
Find cheapest prices for trains
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Swindon to Carmarthen was searched and found on Dec 13, 2025 with a price of $50To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Swindon to Carmarthen, as early as possible.
You can expect to pay from $50 to $132 for a train ticket from Swindon to Carmarthen based on the last 2 days. You can expect to find the cheapest price for the trip at $50 which is on 2025-12-14.
