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Northampton to Carmarthen trains

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Trip Overview

The average train between Northampton and Carmarthen takes 6h 3m and the fastest train takes 5h 11m. There is a train service every few hours from Northampton to Carmarthen. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

6h 3m
Duration
234 mi
Distance
£112
Average price
Hourly
Frequency

Train via Cardiff

best
  1. Take the train from Northampton to Birmingham New Streettrain train
  2. Take the train from Birmingham New Street to Cardiff Centraltrain train
  3. Take the train from Cardiff Central to Carmarthentrain train
6h
£86–168

Northampton to Carmarthen train times

Trains run hourly between Northampton and Carmarthen. The earliest departure is at 6:06 AM in the morning, and the last departure from Northampton is at 11:12 PM which arrives into Carmarthen at 10:30 AM. All services require a transfer at Birmingham New Street and take an average of 6h 3m. The schedules shown below are for the next available departures.

Departing Thursday, October 8, 2026

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 29m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales6h 15m • 2 changes

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    Arrives next day

    West Midlands TrainsCross CountryTransport for Wales5h 59m • 2 changes

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    Arrives next day

    West Midlands TrainsCross CountryTransport for Wales6h 32m • 2 changes
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Departing Friday, October 9, 2026

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    West Midlands TrainsCross CountryTransport for Wales5h 39m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 25m • 2 changes

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 16m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 20m • 2 changes
  • Show more

Departing Saturday, October 10, 2026

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    West Midlands TrainsCross CountryTransport for Wales5h 39m • 2 changes

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 17m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 37m • 2 changes

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 16m • 2 changes
  • Show more

Departing Sunday, October 11, 2026

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 21m • 2 changes

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 26m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 50m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 53m • 2 changes
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Departing Monday, October 12, 2026

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    West Midlands TrainsCross CountryTransport for Wales5h 39m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 25m • 2 changes

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    West Midlands TrainsCross CountryGreat Western Railway (GWR)5h 16m • 2 changes

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    West Midlands TrainsCross CountryTransport for Wales5h 20m • 2 changes
  • Show more

Frequently asked questions

Want to know about travelling from Northampton to Carmarthen? 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 Northampton to Carmarthen.ExpandLaunch map view
  • Distance: 233.6 mi
  • Duration: 6h 3m

What companies run services between Northampton, England and Carmarthen, Wales?

You can take a train from Northampton to Carmarthen via Birmingham New Street and Cardiff Central in around 6h.

Operators