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Trains from Cambridge to Portsmouth

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CrossCountry
Great Northern

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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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Trains to Portsmouth from Cambridge

It takes an average of 4h 48m to travel from Cambridge to Portsmouth by train, over a distance of around 109 miles (175 km). There are normally 221 trains per day travelling from Cambridge to Portsmouth and tickets for this journey start from £25 when you book in advance.

First train

03:36

Last train

00:21

Departure stationCambridge
Arrival stationPortsmouth
Journey time

From 3h 12m

Distance

109 miles (175 km)

Frequency

221 trains per day

Changes

1 change

Price

From £25

Train operators

CrossCountry, Great Northern, Great Western Railway, Greater Anglia, London Overground, South Western Railway, Southeastern, Southern, Thameslink

Plan your journey from Cambridge to Portsmouth

Considering a trip to Portsmouth and need more information on how to take the train from Cambridge to Portsmouth? Start your search with us today!

Usually, the train from Cambridge to Portsmouth takes around 4 hours 48 minutes. Every day, there are around 221 trains running on this popular route.

There will be 1 change on your journey from Cambridge to Portsmouth, as there are no direct trains.

Great Western Railway, Greater Anglia, South Western Railway and Southeastern trains run on this route.

From Cambridge to Portsmouth, tickets start from just £25.00. Booking tickets in advance can be cheaper than buying on the day of travel.

Use our Journey Planner to pick the dates and times you want to travel, and we’ll give you all the options.

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

Want to know more about your journey from Cambridge 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 Cambridge to Portsmouth?

You can travel from Cambridge to Portsmouth by train in about 4 hours and 48 minutes. With around 221 trains running each day, taking the train is easy. Find out more in our Journey Planner.

How long is the train journey from Cambridge to Portsmouth?

On average, the train journey from Cambridge to Portsmouth takes around 4 hours and 48 minutes, with 221 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 Cambridge to Portsmouth?

Train tickets from Cambridge to Portsmouth start from as little as £25, 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 Cambridge to Portsmouth?

The fastest trains from Cambridge to Portsmouth can cover the distance of 109 miles (175 km) in as little as 3 hours and 12 minutes.

How do I find cheap train tickets from Cambridge 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. Book in advance

Train tickets from Cambridge to Portsmouth start at £25§ one way for a Standard Class ticket if you book in advance. UK train companies usually release Advance tickets up to 12 weeks ahead of time, and these can be cheaper than tickets bought on the day of travel.

2. 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.

3. 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.

4. 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.

5. 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.

6. 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 Cambridge 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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