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Merthyr Tydfil to Chelmsford trains

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Trip Overview

The average train between Merthyr Tydfil and Chelmsford takes 4h 25m and the fastest train takes 3h 50m. There is a train service every few hours from Merthyr Tydfil to Chelmsford. 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 25m
Duration
202 mi
Distance
£103
Average price
Hourly
Frequency

Train

best
  1. Take the train from Merthyr Tydfil to Cardiff Centraltrain train
  2. Take the train from Cardiff Central to London Paddingtontrain train
  3. Take the train from Stratford (London) to Chelmsfordtrain train
4h 24m
£86–155

Merthyr Tydfil to Chelmsford train times

Trains run hourly between Merthyr Tydfil and Chelmsford. The earliest departure is at 6:09 AM in the morning, and the last departure from Merthyr Tydfil is at 10:39 PM which arrives into Chelmsford at 12:09 PM. All services require a transfer at Cardiff Central and take an average of 4h 25m. The schedules shown below are for the next available departures.

Departing Friday, October 9, 2026

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia3h 58m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 12m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 12m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 13m • 3 changes
  • Show more

Departing Saturday, October 10, 2026

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 12m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 12m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 12m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 12m • 3 changes
  • Show more

Departing Sunday, October 11, 2026

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 30m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 30m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 30m • 3 changes

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    Transport for WalesGreat Western Railway (GWR)Elizabeth Line (TfL)Greater Anglia4h 30m • 3 changes
  • Show more

Frequently asked questions

Want to know about travelling from Merthyr Tydfil to Chelmsford? 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 Merthyr Tydfil to Chelmsford.ExpandLaunch map view
  • Distance: 202.2 mi
  • Duration: 4h 25m

What companies run services between Merthyr Tydfil, Wales and Chelmsford, England?

You can take a train from Merthyr Tydfil to Chelmsford via Cardiff Central, London Paddington, and Stratford (London) in around 4h 24m.

Operators