Helensburgh to Portsmouth Trains

Trip Overview

The average train between Helensburgh and Portsmouth takes 8h 53m and the fastest train takes 7h 33m. There is a train service every few hours from Helensburgh 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.

8h 53m
Duration: 495 mi
Distance: £182
Average price: Hourly
Frequency

Train

best

Take the train from Glasgow Central to London Eustontrain Glasgow Central - London Euston
Take the train from London Waterloo to Portsmouth & Southseatrain London Waterloo - Portsmouth Harbour / ...

7h 57m

£127–296

Helensburgh to Portsmouth train times

Trains run hourly between Helensburgh and Portsmouth. The earliest departure is at 6:25 AM in the morning, and the last departure from Helensburgh is at 11:32 PM which arrives into Portsmouth at 12:58 PM. All services require a transfer at Partick and take an average of 8h 53m. The schedules shown below are for the next available departures.

Departing Monday, October 26, 2026

8:25 AM → 3:58 PM
7h 33m • 4 changes
9:25 AM → 5:16 PM
7h 51m • 4 changes
10:25 AM → 6:33 PM
8h 8m • 4 changes
11:25 AM → 7:33 PM
8h 8m • 4 changes
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Departing Tuesday, October 27, 2026

6:25 AM → 1:58 PM
7h 33m • 4 changes
7:25 AM → 2:58 PM
7h 33m • 4 changes
8:25 AM → 3:58 PM
7h 33m • 4 changes
9:25 AM → 5:16 PM
7h 51m • 4 changes
Show more

Departing Wednesday, October 28, 2026

6:25 AM → 1:58 PM
7h 33m • 4 changes
7:25 AM → 2:58 PM
7h 33m • 4 changes
8:25 AM → 3:58 PM
7h 33m • 4 changes
9:25 AM → 5:16 PM
7h 51m • 4 changes
Show more

Departing Thursday, October 29, 2026

6:25 AM → 1:58 PM
7h 33m • 4 changes
7:25 AM → 2:58 PM
7h 33m • 4 changes
8:25 AM → 3:58 PM
7h 33m • 4 changes
9:25 AM → 5:16 PM
7h 51m • 4 changes
Show more

Departing Friday, October 30, 2026

6:25 AM → 1:58 PM
7h 33m • 4 changes
7:25 AM → 2:58 PM
7h 33m • 4 changes
8:25 AM → 3:58 PM
7h 33m • 4 changes
9:25 AM → 5:16 PM
7h 51m • 4 changes
Show more

Departing Saturday, October 31, 2026

6:25 AM → 1:58 PM
7h 33m • 4 changes
7:25 AM → 2:58 PM
7h 33m • 4 changes
8:25 AM → 3:58 PM
7h 33m • 4 changes
9:25 AM → 4:58 PM
7h 33m • 4 changes
Show more

Departing Sunday, November 1, 2026

8:25 AM → 4:54 PM
8h 29m • 4 changes
9:25 AM → 5:54 PM
8h 29m • 4 changes
10:25 AM → 6:54 PM
8h 29m • 4 changes
11:25 AM → 7:54 PM
8h 29m • 4 changes
Show more

Frequently asked questions

Want to know about travelling from Helensburgh 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.

What companies run services between Helensburgh, Scotland and Portsmouth, England?

You can take a train from Helensburgh Central to Portsmouth & Southsea via Partick, Glasgow Central Low Level, Glasgow Central, London Euston, Euston station, Waterloo Station, and London Waterloo in around 7h 57m.

Operators