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Trains from Caerphilly to
Portsmouth Harbour

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Caerphilly to Portsmouth Harbour by train

A train trip from Caerphilly to Portsmouth Harbour takes about 4hrs 30 mins on average, covering roughly 106 miles (170 kilometres). With around 23 trains running each day, there's plenty of flexibility for your travel plans. If you book in advance, you can grab tickets starting from just £28.00, making it a budget-friendly option for those who plan ahead.

Caerphilly to Portsmouth Harbour Key Stats

Arrival Station

Portsmouth Harbour

Departure Station

Caerphilly

Frequency

23trains
per day

Journey Time

from3hrs 51 mins

Changes

1-3no direct
trains

First Train / Last Train

06:09 / 22:48

Distance

106miles
(170 km)

5 Routes

4 Train Operators

Prices

from£28.00

Travelling from Caerphilly to Portsmouth Harbour by Train

Hop on a Train from Caerphilly to Portsmouth Harbour – It’s Faster Than You Think!

Planning to travel from Caerphilly to Portsmouth Harbour by train? Well, you've come to the right place – and don’t worry, it won’t take forever!

On average, the journey takes around 4hrs 30 mins. But if you’re in a hurry (or just really eager to get to Portsmouth Harbour), the fastest trains can whisk you there in just 3hrs 51 mins. With roughly 23 trains running every day, you're spoiled for choice. This scenic 106-mile (170 km) journey usually requires just one change. You’ll be in the good hands of GWR, South Western Railway, Transport for Wales, CrossCountry, all of whom offer comfy seats and plenty of luggage space – because, let’s face it, nobody likes a cramped train!

The best part? Tickets start from just £28.00 if you book in advance, which is a much better deal than scrambling for tickets on the day. Want to save even more? Travelling during Off-Peak hours or flashing a Railcard can help you keep more money in your wallet.

So, ready to snag those cheap tickets? Use our Journey Planner to find the latest prices and make your wallet happy. Keep scrolling for more travel tips, or check out our timetable above for live train times. Time to choo-choo your way to Portsmouth Harbour!

Journey Details

Frequently asked questions about journeys between Caerphilly and Portsmouth Harbour

Curious about your trip from Caerphilly to Portsmouth Harbour? We've put together answers to the most commonly asked questions from our customers to make planning your journey easier.

How long does it take to travel between Caerphilly and Portsmouth Harbour by train?

The travel time between Caerphilly and Portsmouth Harbour by train varies depending on the type of train and the route, but the average journey time is 4hrs 30 mins & the fastest journey takes 3hrs 51 mins.

What's the fastest journey time between Caerphilly and Portsmouth Harbour by train?

The fastest journey time by train from Caerphilly to Portsmouth Harbour is 3hrs 51 mins.

How much does the train from Caerphilly to Portsmouth Harbour cost?

Train ticket prices from Caerphilly to Portsmouth Harbour can start from as little as £28.00 when you book in advance. The cost of tickets can vary depending on the time of day, route and class you book and are usually more expensive if you book on the day.

What are the departure and arrival times for trains between Caerphilly and Portsmouth Harbour?

The departure and arrival times for trains between Caerphilly and Portsmouth Harbour vary depending on the day of the week and the type of train. Generally, there are around 23 departures and arrivals throughout the day. The first departure is 06:09, and the last train of the day leaves at 22:48.

What is the difference between first class and standard class on trains between Caerphilly and Portsmouth Harbour?

First class tickets on trains between Caerphilly and Portsmouth Harbour typically offer more space, complimentary food and drink, and other amenities compared to standard class.

What amenities are available on trains between Caerphilly and Portsmouth Harbour?

Amenities on trains between Caerphilly and Portsmouth Harbour can include free Wi-Fi, power outlets, onboard catering, and comfortable seating.

What is the cheapest way to travel from Caerphilly to Portsmouth Harbour by train?

By booking your tickets on traintickets.com! There are many ways to save on the cost of train travel between Caerphilly and Portsmouth Harbour. On traintickets.com, we do all the work for you to find the cheapest way possible to get to Portsmouth Harbour, and can save you up to 90%! Simply search for your journey, and be assured we have found you the best possible price.

Is it possible to take a direct train from Caerphilly to Portsmouth Harbour?

No, unfortunately there are no direct trains between Caerphilly & Portsmouth Harbour. However, there are 23 possible journeys which require a change.

What train companies run services from Caerphilly to Portsmouth Harbour?

GWR, South Western Railway, Transport for Wales and CrossCountry are the main train operating companies running services between Caerphilly and Portsmouth Harbour.

Can I bring luggage on board trains between Caerphilly and Portsmouth Harbour?

Yes, you can bring luggage on board trains between Caerphilly and Portsmouth Harbour, but there may be limits on the number of bags or the size and weight of your luggage.

When are Caerphilly to Portsmouth Harbour Train Times?

Check out the upcoming trains from Caerphilly to Portsmouth Harbour on Wednesday 7th May 2025, with our handy timetable below.

Alternatively, you can view the full day's schedule or search for a different date here!

Wednesday 7th May
DepartsArrivesChangesVia StationsDurationOperator
22:27 Caerphilly07:36 Portsmouth Harbour3 changesCardiff Central
Bristol Temple Meads
Westbury
9 hrs 9 mins Get Tickets
Search all times & prices for today

What are my cheap ticket options for Caerphilly to Portsmouth Harbour journeys?

From booking in Advance, to our FairSplits, here are our tips for you to find the best price

Advance Tickets

A single ticket for one journey leaving at a specific date and time.

The rule is: the sooner you book the cheaper they are. Usually the cheapest, but least flexible.

Advance fares from Caerphilly to Portsmouth Harbour start from as little as £28.00

Off-Peak & Super Off-Peak Tickets

Offering greater flexibility than Advances, Off-Peak tickets offer travel during less busy times of day trading off more flexibility in the Off-Peak windows but for still discounted fares.

Off Peak fares from Caerphilly to Portsmouth Harbour start from £111.90 one way, or £112.90 return

Anytime Tickets

Anytime tickets are fully flexible allowing travel at any time of the day. Brilliant if you don’t want the pressure of clock watching, returning when you want

Anytime fares from Caerphilly to Portsmouth Harbour are available for £71.10 one way, or £80.10 return

With our FairSplit technology, you can save up to 90% on the cost of train travel.

Split ticketing means that instead of purchasing one rail ticket for your journey we automatically find and help you book two or more tickets instead, covering exactly the same journey. We call it our FairSplit.

Travelling in a group? We can save you even more!

Unlike other split ticketing sites, you can enter multiple railcards in a single search on traintickets.com. We will find you the best price using all possible combinations of your railcards in conjunction with our split ticketing technology & GroupSave.

When you do a search on traintickets.com we check all the cheapest prices automatically

Everything you need to know about Caerphilly Station

Welcome to Caerphilly Train Station

Caerphilly, known for its impressive medieval castle, offers a fascinating glimpse into Welsh history and modern life. Its train station serves as a vital gateway to the town and beyond, connecting locals and visitors to various destinations. Whether passing through or exploring this charming location, Caerphilly Train Station conveniently connects you to vibrant Cardiff and other scenic spots in South Wales.

Getting your journey underway is straightforward at Caerphilly Train Station. With opening hours from Monday to Saturday, the ticket office ensures you can purchase and collect tickets with ease. Additionally, ticket machines are available, offering accessibility to those who prefer to use debit or credit cards. For frequent travelers, smartcard validation is right at the station, although smartcards themselves are not issued here.

Your Needs Covered: Facilities and Amenities

Caerphilly Train Station is equipped with an induction loop, making it easier for hearing aid users to access travel information. While there aren't any waiting rooms, seating areas are present for your comfort. Safety is a priority too, with CCTV monitoring, though there isn't a provision for luggage storage or dedicated staff for assistance.

For accessibility, step-free access is available on Platform 1, suitable for those heading to Cardiff. However, Platform 2 involves a footbridge or steep ramp, which may be challenging. There are no accessible toilets, but ramps are available for train access, ensuring an accommodating experience for all travelers.

Onward Travel Options

Whether commuting or exploring, connecting to your next destination from Caerphilly Train Station is convenient. Rail replacement services are at Bay 11, and taxis are readily available within 100 meters of the station. If you prefer buses, Stagecoach offers regular services to nearby areas, and purchasing a Caerphilly PlusBus ticket can enhance your journey with unlimited bus travel. The bus interchange is conveniently located beside the rail station, making your transition between modes of transport seamless.

Traveling from Caerphilly

For those planning exciting journeys, Caerphilly Train Station serves as an excellent starting point. Head over to Cardiff Central or explore the vibrant cultural scene at Cardiff Bay. Nearby destinations such as Bargoed, Ystrad Mynach, and Pengam are just a train ride away. If you're looking to go farther afield, trips to London Paddington or Bristol Temple Meads offer great possibilities. Not to mention, scenic locales such as Barry Island are accessible for a charming day trip. Whether you're seeking adventure or simply commuting, Cardiff and Barry Island are just the beginning of endless possibilities from Caerphilly Train Station.

Saying Goodbye to Caerphilly

As your journey concludes, ponder the beauty and history of Caerphilly. Whether you've explored the impressive Caerphilly Castle or simply enjoyed the ease of travel through its station, you'll find departing from here offers just the right blend of convenience and connection to the wider world.

Caerphilly Train Station is more than just a stop—it stands as a gateway to discovery. With its well-organized facilities and accessible travel options, you'll find every reason to make your journey begin or end on a high note. Wishing you a smooth and enjoyable travel experience, whatever your destination.

Everything you need to know about Portsmouth Harbour Station

Welcome to Portsmouth Harbour Train Station

Portsmouth Harbour Station is a vibrant transportation hub located in the heart of Portsmouth, England. Known for its stunning views of the harbor, it provides seamless connections to both local and national destinations. It caters to a diverse range of travelers, whether you're commuting for work, embarking on a leisurely day trip, or exploring different parts of the UK by train.

Facilities and Accessibility

Portsmouth Harbour Station is designed to offer convenience and accessibility to all its passengers. Open from 05:50 to 19:00 on weekdays, slightly adjusted on weekends, the ticket office ensures travelers can purchase and collect tickets with ease. Modern ticket machines support Disabled Persons Railcard discounts, offering additional assistance for passengers with disabilities.

The station embraces inclusivity with features like step-free access parts, although certain areas require a ramp or the use of a footbridge. Important amenities such as accessible toilets and induction loops are present to support passengers' needs further. While there is no formal waiting room, ample seating areas are provided for comfort while you await your train.

Travel Connections

Portsmouth Harbour Station is a gateway to various transportation options, making it easy to continue your journey past the train station. From two convenient "Beryl Bikes" hire points for cycling enthusiasts to accessible bus connections to Southsea Hoverport, including the Hoverbus (H1) departing from Stand C, the station efficiently blends with Portsmouth's local transport network. Even in instances of rail disruptions, rail replacement services operate out of nearby Hard Interchange Stands, ensuring smooth travel.

Popular Destinations

Thinking of exploring more of what the UK has to offer? Popular travel routes from Portsmouth Harbour include vibrant cities like London Waterloo for culture and commerce, and London Victoria for its iconic attractions. Meanwhile, history enthusiasts might prefer a short trip to Southampton Central or Chichester. Whether you're heading to the bustling town of Fratton or off for a scenic excursion to Brighton, there's a journey to suit every taste.

Make Your Journey Stress-Free

To make your travel experience even more enjoyable, Portsmouth Harbour Station provides convenience with additional amenities. There are refreshment facilities available, perfect for grabbing a quick bite or coffee, alongside an ATM for any last-minute cash needs. Public Wi-Fi is available, allowing you to stay connected while on the go. Cyclists will appreciate the secure bicycle storage and availability of hire options.

Portsmouth Harbour Station isn’t just a point of departure and arrival; it’s the beginning of an adventure. Whether you’re heading to local hidden gems or iconic UK landmarks, the station provides a portal to countless travel opportunities. Don’t miss the chance to experience all the amenities and connections it offers—so go on, plan your next journey, and discover what's beyond the harbour.

Looking for more inspiration?

Popular places to travel by train from Caerphilly