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Carmarthen to Watford trains

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Trip Overview

The average train between Carmarthen and Watford takes 5h 10m and the fastest train takes 4h 33m. There is a train service every few hours from Carmarthen to Watford. 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 10m
Duration
239 mi
Distance
£130
Average price
Hourly
Frequency

Train

best
  1. Take the train from Carmarthen to London Paddingtontrain train Carmarthen - London Paddington / ...
5h 2m
£110–225

Carmarthen to Watford train times

Trains run hourly between Carmarthen and Watford. The earliest departure is at 4:37 AM at night, and the last departure from Carmarthen is at 10:43 PM which arrives into Watford at 8:13 AM. All services require a transfer at London Paddington and take an average of 5h 10m. The schedules shown below are for the next available departures.

Frequently asked questions

Want to know about travelling from Carmarthen to Watford? 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 Carmarthen to Watford.ExpandLaunch map view
  • Distance: 239 mi
  • Duration: 5h 10m

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

Great Western Railway (GWR) operates a train from Carmarthen to London Paddington every 4 hours. Tickets cost £100–190 and the journey takes 3h 49m.

Operators