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Chelmsford to Portsmouth trains

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Trip Overview

The average train between Chelmsford and Portsmouth takes 2h 50m and the fastest train takes 2h 24m. The train runs at least 2 times per hour from Chelmsford to Portsmouth. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

2h 50m
Duration
108 mi
Distance
£50
Average price
Every 30 minutes
Frequency

Train via London

best
  1. Take the train from Chelmsford to Stratford (London)train train Clacton-on-Sea - London Liverpool Street / ...
  2. Take the train from London Waterloo to Portsmouth & Southseatrain train London Waterloo - Portsmouth Harbour / ...
2h 34m
£44–84

Chelmsford to Portsmouth train times

Trains run every 30 minutes between Chelmsford and Portsmouth. The earliest departure is at 5:11 AM in the morning, and the last departure from Chelmsford is at 11:24 PM which arrives into Portsmouth at 7:16 AM. All services require a transfer at Stratford (London) and take an average of 2h 50m. The schedules shown below are for the next available departures.

Departing Saturday, October 10, 2026

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 36m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 37m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 33m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 36m • 2 changes
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Departing Sunday, October 11, 2026

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    Greater AngliaLondon Underground (Tube)South Western Railway3h 5m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway3h 30m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway3h 12m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 55m • 2 changes
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Departing Monday, October 12, 2026

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 57m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 37m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 37m • 2 changes

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    Greater AngliaLondon Underground (Tube)South Western Railway2h 26m • 2 changes
  • Show more

Frequently asked questions

Want to know about travelling from Chelmsford to Portsmouth? 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 Chelmsford to Portsmouth.ExpandLaunch map view
  • Distance: 107.5 mi
  • Duration: 2h 50m

What companies run services between Chelmsford, England and Portsmouth, England?

You can take a train from Chelmsford to Portsmouth & Southsea via Stratford (London), Stratford station, Waterloo Station, and London Waterloo in around 2h 34m.

Operators