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Trains from Portsmouth to London

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South Western Railway
Southern

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Each fare is the lowest adult economy ticket fare found by our customers on Trainline. Fares booked further in advance than the dates displayed may be cheaper. Prices are updated daily, subject to change and indicative of price last update. Limited availability. Discount cards and coach journeys excluded, prices exclusive of booking fee.
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  3. Portsmouth to London

Trains to London from Portsmouth

It takes an average of 2h 9m to travel from Portsmouth to London by train, over a distance of around 63 miles (102 km). There are normally 505 trains per day travelling from Portsmouth to London and tickets for this journey start from £8 when you book in advance.

First train

03:04

Last train

22:41

Departure stationPortsmouth
Arrival stationLondon
Journey time

From 1h 27m

Distance

63 miles (102 km)

Frequency

505 trains per day

Changes

Direct trains available

Price

From £8

Train operators

South Western Railway, Southern

Taking the train from Portsmouth to London

Thinking about taking the train from Portsmouth to London? We’ve got you covered.

The train from Portsmouth to London usually takes around 2h 8m but can take just 1h 27m on the fastest South Western Railway or Southern services, with around 298 trains running on this popular route per day. Once you're on board, you can sit back and relax, as you won’t need to make any changes along the way.

Use our Journey Planner at the top of the page to search for cheap ticket prices – we’ll show you how much you can save on your train tickets if you travel Off-Peak or get a Railcard.

If you want to know more about the journey from Portsmouth to London by train, keep reading for timetable, tips on finding cheap tickets and FAQs including first and last train times. Want to go straight to booking? Start a search with us today!

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

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

How do I get from Portsmouth to London?

You can travel from Portsmouth to London by train in about 2 hours and 9 minutes. With around 505 trains running each day, taking the train is easy. If you’re looking for other options, you can also catch the bus from Portsmouth to London. Find out more in our Journey Planner.

How long is the train journey from Portsmouth to London?

On average, the train journey from Portsmouth to London takes around 2 hours and 9 minutes, with 505 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.

How much is the train from Portsmouth to London?

Train tickets from Portsmouth to London start from as little as £8, depending on the time of booking, class of service and type of train. Booking in advance often results in cheaper prices.

What is the fastest train from Portsmouth to London?

The fastest trains from Portsmouth to London can cover the distance of 63 miles (102 km) in as little as 1 hour and 27 minutes.

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

The price of train tickets from Portsmouth to London starts at £8 one-way for a Standard Class ticket if you book in advance. Booking on the day is usually more expensive and costs can vary depending on the time of day, route or class.

1. Book in advance

Look out for Advance tickets – they usually come out up to 12 weeks before the departure date and can be cheaper than buying on the day. If you’re here a tad early, sign up for our Advance ticket alert today to get notified when your tickets are released.

2. Consider a Season Ticket

If you catch this train more than 3 times per week, you could save money with a Season Ticket. With annual, monthly and weekly options available, find out if a season ticket for Portsmouth to London is right for you.

3. Use your Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel a few times or more in a year. Find out how you can save with a National Railcard here.

4. Split your tickets

Download our app to find split tickets — courtesy of SplitSave, our handy feature which 'splits' your train tickets where possible to find you a better deal. Learn more about the clever tech behind split tickets, and how to spot SplitSave discounts in our app.

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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