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Trains from Grantham to Portsmouth

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CrossCountry
East Midlands Railway

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  1. Home
  2. Train times
  3. Grantham to Portsmouth

Trains to Portsmouth from Grantham

First train

04:47

Last train

22:59

Departure stationGrantham
Arrival stationPortsmouth
Journey time

From 3h 32m

Distance

145 miles (234 km)

Frequency

111 trains per day

Changes

2 changes

Train operators

CrossCountry, East Midlands Railway, Gatwick Express, Great Western Railway, Greater Anglia, Hull Trains, London North Eastern Railway, South Western Railway, Southeastern, Southern, Thameslink

What are the train times from Grantham to Portsmouth?

Check out the next trains departing from Grantham to Portsmouth for Tuesday 13th October 2026 using our handy timetable below, including platform and live travel information. You can view the full day timetable or search for a different date here.
DepartsArrivesDuration
11:4415:444h 0m, 2 changes
12:2115:593h 38m, 2 changes
12:4416:343h 50m, 2 changes
13:2117:163h 55m, 2 changes
13:4317:343h 51m, 2 changes
14:2118:043h 43m, 2 changes
14:4418:343h 50m, 2 changes
15:2119:073h 46m, 2 changes
15:4419:333h 49m, 2 changes
16:2020:043h 44m, 2 changes

What are the train times from Grantham to Portsmouth?

Get from Grantham to Portsmouth in as little as 3 hours 32 minutes on the fastest trains, so you can make the most of your time.

The average train journey from Grantham to Portsmouth takes around 4 hours 34 minutes. There are around 111 trains that operate on this route daily.

As there are no direct trains between Grantham and Portsmouth, you'll need to make 2 changes.

London North Eastern Railway, Great Western Railway, Greater Anglia and East Midlands Railway trains operate on this route.

Booking in advance often results in cheaper ticket prices.

With our Journey Planner, you can check live train times, compare prices and check routes.

What do people frequently ask about the train journey from Grantham to Portsmouth?

Want to know more about your journey from Grantham to Portsmouth? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

How do I get from Grantham to Portsmouth?

You can travel from Grantham to Portsmouth by train in about 4 hours and 34 minutes. With around 111 trains running each day, taking the train is easy. Find out more in our Journey Planner.

How long is the train journey from Grantham to Portsmouth?

On average, the train journey from Grantham to Portsmouth takes around 4 hours and 34 minutes, with 111 trains per day. The duration may vary slightly depending on the specific train and any potential delays. Use our Journey Planner to check out more information.

What is the fastest train from Grantham to Portsmouth?

The fastest trains from Grantham to Portsmouth can cover the distance of 145 miles (234 km) in as little as 3 hours and 32 minutes.

Is there a direct train from Grantham to Portsmouth?

No, you can’t travel from Grantham to Portsmouth on a direct train, you’ll need to make at least 2 changes during the journey.

How do I find cheap train tickets from Grantham to Portsmouth?

As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.

1. Sign up to Ticket Alert

If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.

2. Use a Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.

3. Book split tickets

Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.

4. Travel Off-Peak

If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.

5. Consider a Season Ticket

Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for Grantham to Portsmouth is right for you.

For more money-saving tips on UK and European train travel, read our cheap train tickets guide.

§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.
† Average savings on advance fares booked at least one week before day of travel vs Anytime fares purchased on day of travel. Subject to availability. Excludes coach.

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