The average train between Gloucester and Llanelli takes 3h 2m and the fastest train takes 2h 24m. There is a train service every few hours from Gloucester to Llanelli. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Gloucester and Llanelli. The earliest departure is at 5:48 AM in the morning, and the last departure from Gloucester is at 11:10 PM which arrives into Llanelli at 7:13 AM. All services require a transfer, and take on average 3h 2m. The schedules shown below are for the next available departures.

2h 56m • 1 change

2h 59m • 1 change

2h 32m • 1 change

2h 30m • 1 change

3h 47m • 1 change

2h 28m • 1 change

2h 41m • 1 change

2h 44m • 1 change

2h 45m • 1 change

3h 8m • 1 change

2h 25m • 1 change

2h 37m • 1 change

2h 45m • 1 change

3h 8m • 1 change

2h 25m • 1 change

2h 37m • 1 change
Want to know about travelling from Gloucester to Llanelli? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct train from Gloucester to Llanelli. However, there are services departing from Gloucester station and arriving at Llanelli station via Cardiff Central. The journey, including transfers, takes approximately 3h 2m.
Gloucester to Llanelli train services, operated by Cross Country, depart from Gloucester station.
Gloucester to Llanelli train services, operated by Cross Country, arrive at Llanelli station.
Book your Gloucester to Llanelli train tickets online with Cross Country, Transport for Wales and Great Western Railway (GWR).
The distance between Gloucester and Llanelli is 133.6 km. The road distance is 181 km.
You can take a train from Gloucester to Llanelli via Cardiff Central in around 2h 39m.