Sleaford to Portsmouth Trains

Sleaford to Portsmouth trains

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Trip Overview

The average train between Sleaford and Portsmouth takes 4h 46m and the fastest train takes 3h 42m. There is a train service every few hours from Sleaford 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.

4h 46m
Duration: 198 mi
Distance: £93
Average price: Hourly
Frequency

Train

best

Take the train from Grantham to King's Crosstrain Leeds - London Kings Cross / ...
Take the train from London Waterloo to Portsmouth & Southseatrain London Waterloo - Portsmouth Harbour / ...

3h 53m

£70–143

Sleaford to Portsmouth train times

Trains run hourly between Sleaford and Portsmouth. The earliest departure is at 6:36 AM in the morning, and the last departure from Sleaford is at 10:18 PM which arrives into Portsmouth at 12:54 PM. All services require a transfer at Grantham and take an average of 4h 46m. The schedules shown below are for the next available departures.

Departing Thursday, September 10, 2026

6:36 AM → 10:43 AM
4h 6m • 3 changes
8:10 AM → 12:43 PM
4h 32m • 3 changes
9:16 AM → 1:43 PM
4h 27m • 3 changes
10:15 AM → 2:43 PM
4h 28m • 3 changes
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Departing Friday, September 11, 2026

6:36 AM → 10:43 AM
4h 6m • 3 changes
8:10 AM → 12:43 PM
4h 32m • 3 changes
9:16 AM → 1:43 PM
4h 27m • 3 changes
10:15 AM → 2:43 PM
4h 28m • 3 changes
Show more

Departing Saturday, September 12, 2026

6:36 AM → 10:29 AM
3h 53m • 3 changes
8:10 AM → 12:29 PM
4h 18m • 3 changes
9:16 AM → 1:29 PM
4h 13m • 3 changes
10:17 AM → 2:29 PM
4h 12m • 3 changes
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Departing Sunday, September 13, 2026

9:38 AM → 1:54 PM
4h 16m • 3 changes
11:17 AM → 2:59 PM
3h 42m • 3 changes
12:17 PM → 4:54 PM
4h 37m • 3 changes
1:15 PM → 4:59 PM
3h 44m • 3 changes

Frequently asked questions

Want to know about travelling from Sleaford 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 Sleaford, Lincolnshire, England and Portsmouth, England?

You can take a train from Sleaford to Portsmouth & Southsea via Grantham, London Kings Cross, Euston station, Waterloo Station, and London Waterloo in around 3h 53m.

Operators