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Portsmouth to Llanelli trains

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Trip Overview

The average train between Portsmouth and Llanelli takes 5h 42m and the fastest train takes 4h 53m. There is a train service every few hours from Portsmouth 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.

5h 42m
Duration
196 mi
Distance
£98
Average price
Every 2 hours
Frequency

Train

best
  1. Take the train from Portsmouth & Southsea to Cardiff Centraltrain train Portsmouth Harbour - Cardiff Central / ...
  2. Take the train from Cardiff Central to Llanellitrain train Bristol Temple Meads - Haverfordwest / ...
5h
£78–150

Portsmouth to Llanelli train times

Trains run every 2 hours between Portsmouth and Llanelli. The earliest departure is at 6:05 AM in the morning, and the last departure from Portsmouth is at 8:28 PM which arrives into Llanelli at 7:13 AM. All services require a transfer, and take on average 5h 42m. The schedules shown below are for the next available departures.

Departing Thursday, October 8, 2026

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    Great Western Railway (GWR)Transport for Wales5h 32m • 1 change

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    Great Western Railway (GWR)Great Western Railway (GWR)5h 25m • 1 change

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    Great Western Railway (GWR)Transport for Wales4h 58m • 1 change

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    Great Western Railway (GWR)Transport for Wales5h 35m • 1 change
  • Show more

Departing Friday, October 9, 2026

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    Great Western Railway (GWR)Transport for Wales5h 15m • 1 change

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    Great Western Railway (GWR)Great Western Railway (GWR)5h 33m • 1 change

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    Great Western Railway (GWR)Transport for Wales5h 33m • 1 change

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    Great Western Railway (GWR)Transport for Wales4h 55m • 1 change
  • Show more

Departing Saturday, October 10, 2026

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    Great Western Railway (GWR)Transport for Wales5h 10m • 1 change

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    Great Western Railway (GWR)Transport for Wales4h 55m • 1 change

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    Great Western Railway (GWR)Transport for Wales4h 53m • 1 change

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    Great Western Railway (GWR)Transport for Wales4h 54m • 1 change
  • Show more

Departing Sunday, October 11, 2026

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    Great Western Railway (GWR)Great Western Railway (GWR)5h 37m • 1 change

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    Great Western Railway (GWR)Transport for Wales5h 17m • 1 change

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    Great Western Railway (GWR)Great Western Railway (GWR)5h 42m • 1 change

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    Great Western Railway (GWR)Transport for Wales5h 9m • 1 change
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Departing Monday, October 12, 2026

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    Great Western Railway (GWR)Transport for Wales5h 15m • 1 change

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    Great Western Railway (GWR)Great Western Railway (GWR)5h 33m • 1 change

  •  → 

    Great Western Railway (GWR)Transport for Wales5h 33m • 1 change

  •  → 

    Great Western Railway (GWR)Transport for Wales4h 55m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Portsmouth 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.

Map of how to get from Portsmouth to Llanelli.ExpandLaunch map view
  • Distance: 195.6 mi
  • Duration: 5h 42m

What companies run services between Portsmouth, England and Llanelli, Wales?

You can take a train from Portsmouth & Southsea to Llanelli via Cardiff Central in around 5h.

Operators