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Luton to Llanelli trains

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Trip Overview

The average train between Luton and Llanelli takes 4h 31m and the fastest train takes 4h 6m. There is a train service every few hours from Luton 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.

4h 31m
Duration
236 mi
Distance
£122
Average price
Hourly
Frequency

Train

best
  1. Take the train from Luton to Farringdontrain train Bedford - Brighton / ...
  2. Take the train from London Paddington to Swanseatrain train London Paddington - Swansea / ...
4h 53m
£101–186

Luton to Llanelli train times

Trains run hourly between Luton and Llanelli. The earliest departure is at 5:43 AM in the morning, and the last departure from Luton is at 9:43 PM which arrives into Llanelli at 5:31 AM. All services require a transfer at Farringdon and take an average of 4h 31m. The schedules shown below are for the next available departures.

Departing Sunday, October 11, 2026

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 7m • 3 changes

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    Arrives next day

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales8h 48m • 3 changes

Departing Monday, October 12, 2026

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 17m • 3 changes

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 6m • 3 changes

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 12m • 3 changes

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Great Western Railway (GWR)4h 14m • 3 changes
  • Show more

Departing Tuesday, October 13, 2026

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 17m • 3 changes

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    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 6m • 3 changes

  •  → 

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 12m • 3 changes

  •  → 

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Great Western Railway (GWR)4h 14m • 3 changes
  • Show more

Departing Wednesday, October 14, 2026

  •  → 

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 17m • 3 changes

  •  → 

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 6m • 3 changes

  •  → 

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Transport for Wales4h 12m • 3 changes

  •  → 

    ThameslinkElizabeth Line (TfL)Great Western Railway (GWR)Great Western Railway (GWR)4h 14m • 3 changes
  • Show more

Frequently asked questions

Want to know about travelling from Luton 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 Luton to Llanelli.ExpandLaunch map view
  • Distance: 235.6 mi
  • Duration: 4h 31m

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

You can take a train from Luton to Llanelli via Farringdon, Farringdon Without, London Paddington, and Swansea in around 4h 53m.

Operators