Grays to Portsmouth Trains

Grays to Portsmouth trains

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Trip Overview

The average train between Grays and Portsmouth takes 2h 39m and the fastest train takes 2h 18m. The train runs at least 2 times per hour from Grays 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 39m
Duration: 97 mi
Distance: £42
Average price: Every 30 minutes
Frequency

Train

best

Take the train from London Waterloo to Portsmouth & Southseatrain London Waterloo - Portsmouth Harbour / ...

2h 29m

£37–74

Grays to Portsmouth train times

Trains run every 30 minutes between Grays and Portsmouth. The earliest departure is at 4:46 AM at night, and the last departure from Grays is at 11:47 PM which arrives into Portsmouth at 7:16 AM. All services require a transfer at West Ham and take an average of 2h 39m. The schedules shown below are for the next available departures.

Departing Sunday, October 25, 2026

8:00 AM → 10:55 AM
2h 55m • 2 changes
8:30 AM → 11:07 AM
2h 37m • 2 changes
9:00 AM → 11:54 AM
2h 54m • 2 changes
9:30 AM → 12:08 PM
2h 38m • 2 changes
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Departing Monday, October 26, 2026

4:46 AM → 7:45 AM
2h 59m • 2 changes
5:15 AM → 8:09 AM
2h 53m • 2 changes
6:06 AM → 8:34 AM
2h 27m • 2 changes
6:38 AM → 9:03 AM
2h 25m • 2 changes
Show more

Departing Tuesday, October 27, 2026

4:46 AM → 7:45 AM
2h 59m • 2 changes
5:15 AM → 8:09 AM
2h 53m • 2 changes
6:06 AM → 8:34 AM
2h 27m • 2 changes
6:38 AM → 9:03 AM
2h 25m • 2 changes
Show more

Departing Wednesday, October 28, 2026

4:46 AM → 7:45 AM
2h 59m • 2 changes
5:15 AM → 8:09 AM
2h 53m • 2 changes
6:06 AM → 8:34 AM
2h 27m • 2 changes
6:38 AM → 9:03 AM
2h 25m • 2 changes
Show more

Departing Thursday, October 29, 2026

4:46 AM → 7:45 AM
2h 59m • 2 changes
5:15 AM → 8:09 AM
2h 53m • 2 changes
6:06 AM → 8:34 AM
2h 27m • 2 changes
6:38 AM → 9:03 AM
2h 25m • 2 changes
Show more

Departing Friday, October 30, 2026

4:46 AM → 7:45 AM
2h 59m • 2 changes
5:15 AM → 8:09 AM
2h 53m • 2 changes
6:06 AM → 8:34 AM
2h 27m • 2 changes
6:38 AM → 9:03 AM
2h 25m • 2 changes
Show more

Departing Saturday, October 31, 2026

4:48 AM → 7:37 AM
2h 49m • 2 changes
5:52 AM → 8:47 AM
2h 55m • 2 changes
6:37 AM → 8:58 AM
2h 21m • 2 changes
7:07 AM → 9:32 AM
2h 25m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Grays 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.