Sleaford to Portsmouth Trains

Trip Overview

The average train between Sleaford and Portsmouth takes 4h 48m and the fastest train takes 3h 43m. 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 48m
Duration: 198 mi
Distance: £77
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 / ...

4h 2m

£56–118

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 48m. The schedules shown below are for the next available departures.

Departing Friday, October 30, 2026

9:23 PM → 7:37 AM
Arrives next day
10h 14m • 3 changes

Departing Saturday, October 31, 2026

6:36 AM → 10:32 AM
3h 56m • 3 changes
8:10 AM → 12:32 PM
4h 22m • 3 changes
9:16 AM → 1:32 PM
4h 16m • 3 changes
10:17 AM → 2:32 PM
4h 15m • 3 changes
Show more

Departing Sunday, November 1, 2026

9:38 AM → 1:54 PM
4h 16m • 3 changes
11:17 AM → 3:00 PM
3h 43m • 3 changes
12:17 PM → 4:54 PM
4h 37m • 3 changes
1:15 PM → 5:00 PM
3h 45m • 3 changes
Show more

Departing Monday, November 2, 2026

6:36 AM → 10:44 AM
4h 7m • 3 changes
8:10 AM → 12:44 PM
4h 33m • 3 changes
9:16 AM → 1:44 PM
4h 28m • 3 changes
10:15 AM → 2:44 PM
4h 29m • 3 changes
Show more

Departing Tuesday, November 3, 2026

6:36 AM → 10:44 AM
4h 7m • 3 changes
8:10 AM → 12:44 PM
4h 33m • 3 changes
9:16 AM → 1:44 PM
4h 28m • 3 changes
10:15 AM → 2:44 PM
4h 29m • 3 changes
Show more

Departing Wednesday, November 4, 2026

6:36 AM → 10:44 AM
4h 7m • 3 changes
8:10 AM → 12:44 PM
4h 33m • 3 changes
9:16 AM → 1:44 PM
4h 28m • 3 changes
10:15 AM → 2:44 PM
4h 29m • 3 changes
Show more

Departing Thursday, November 5, 2026

6:36 AM → 10:44 AM
4h 7m • 3 changes
8:10 AM → 12:44 PM
4h 33m • 3 changes
9:16 AM → 1:44 PM
4h 28m • 3 changes
10:15 AM → 2:44 PM
4h 29m • 3 changes
Show more

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 4h 2m.

Operators