Radlett to Portsmouth Trains

Radlett to Portsmouth trains

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Trip Overview

The average train between Radlett and Portsmouth takes 2h 30m and the fastest train takes 2h 8m. The train runs at least 2 times per hour from Radlett 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 30m
Duration: 92 mi
Distance: £42
Average price: Every 30 minutes
Frequency

Train via West Hampstead Thameslink

best

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

2h 23m

£37–73

Radlett to Portsmouth train times

Trains run every 30 minutes between Radlett and Portsmouth. The earliest departure is at 2:01 AM at night, and the last departure from Radlett is at 11:53 PM which arrives into Portsmouth at 7:16 AM. All services require a transfer at West Hampstead Thameslink and take an average of 2h 30m. The schedules shown below are for the next available departures.

Departing Wednesday, October 21, 2026

7:20 AM → 9:31 AM
2h 11m • 2 changes
7:50 AM → 10:03 AM
2h 12m • 2 changes
8:20 AM → 10:44 AM
2h 23m • 2 changes
8:50 AM → 10:58 AM
2h 8m • 2 changes
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Departing Thursday, October 22, 2026

4:41 AM → 7:45 AM
3h 4m • 2 changes
5:11 AM → 8:09 AM
2h 58m • 2 changes
6:16 AM → 8:34 AM
2h 17m • 2 changes
6:50 AM → 9:03 AM
2h 13m • 2 changes
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Departing Friday, October 23, 2026

2:01 AM → 7:16 AM
5h 15m • 2 changes
4:41 AM → 7:45 AM
3h 4m • 2 changes
5:11 AM → 8:09 AM
2h 58m • 2 changes
6:16 AM → 8:34 AM
2h 17m • 2 changes
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Departing Saturday, October 24, 2026

4:41 AM → 7:37 AM
2h 56m • 2 changes
5:57 AM → 8:47 AM
2h 49m • 2 changes
6:42 AM → 8:58 AM
2h 16m • 2 changes
7:12 AM → 9:32 AM
2h 20m • 2 changes
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Departing Sunday, October 25, 2026

7:13 AM → 9:54 AM
2h 41m • 2 changes
7:43 AM → 10:00 AM
2h 17m • 2 changes
8:23 AM → 11:07 AM
2h 44m • 2 changes
9:12 AM → 11:54 AM
2h 42m • 2 changes
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Departing Monday, October 26, 2026

4:41 AM → 7:45 AM
3h 4m • 2 changes
5:11 AM → 8:09 AM
2h 58m • 2 changes
6:16 AM → 8:34 AM
2h 17m • 2 changes
6:50 AM → 9:03 AM
2h 13m • 2 changes
Show more

Departing Tuesday, October 27, 2026

4:41 AM → 7:45 AM
3h 4m • 2 changes
5:11 AM → 8:09 AM
2h 58m • 2 changes
6:16 AM → 8:34 AM
2h 17m • 2 changes
6:50 AM → 9:03 AM
2h 13m • 2 changes
Show more

Frequently asked questions

Want to know about travelling from Radlett 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.