This websites requires JavaScript to work. It looks like your browser doesn't support JavaScript, or has it turned off. Please try again with JavaScript support.

70% of our customers find a cheaper split ticket, saving £25 on average

Trains from Cardiff Central to
St Helier (London)

Search for Split Tickets to get the Cheapest Fares (save up to 90%)

No card or booking fees

Cardiff Central to St Helier (London) by train

A train trip from Cardiff Central to St Helier (London) takes about 8hrs 53 mins on average, covering roughly 128 miles (207 kilometres). With around 2 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 £27.50, making it a budget-friendly option for those who plan ahead.

Cardiff Central to St Helier (London) Key Stats

Arrival Station

St Helier (London)

Departure Station

Cardiff Central

Frequency

2trains
per day

Journey Time

from8hrs 45 mins

Changes

2-3no direct
trains

First Train / Last Train

21:20 / 23:54

Distance

128miles
(207 km)

2 Routes

4 Train Operators

Prices

from£27.50

Travelling from Cardiff Central to St Helier (London) by Train

Hop on a Train from Cardiff Central to St Helier (London) – It’s Faster Than You Think!

Planning to travel from Cardiff Central to St Helier (London) 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 8hrs 53 mins. But if you’re in a hurry (or just really eager to get to St Helier (London)), the fastest trains can whisk you there in just 8hrs 45 mins. With roughly 2 trains running every day, you're spoiled for choice. This scenic 128-mile (207 km) journey usually requires just one change. You’ll be in the good hands of Thameslink, Transport for Wales, Elizabeth Line, GWR, 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 £27.50 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 St Helier (London)!

Journey Details

Frequently asked questions about journeys between Cardiff Central and St Helier (London)

Curious about your trip from Cardiff Central to St Helier (London)? 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 Cardiff Central and St Helier (London) by train?

The travel time between Cardiff Central and St Helier (London) by train varies depending on the type of train and the route, but the average journey time is 8hrs 53 mins & the fastest journey takes 8hrs 45 mins.

What's the fastest journey time between Cardiff Central and St Helier (London) by train?

The fastest journey time by train from Cardiff Central to St Helier (London) is 8hrs 45 mins.

How much does the train from Cardiff Central to St Helier (London) cost?

Train ticket prices from Cardiff Central to St Helier (London) can start from as little as £27.50 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 Cardiff Central and St Helier (London)?

The departure and arrival times for trains between Cardiff Central and St Helier (London) vary depending on the day of the week and the type of train. Generally, there are around 2 departures and arrivals throughout the day. The first departure is 21:20, and the last train of the day leaves at 23:54.

What is the difference between first class and standard class on trains between Cardiff Central and St Helier (London)?

First class tickets on trains between Cardiff Central and St Helier (London) typically offer more space, complimentary food and drink, and other amenities compared to standard class.

What amenities are available on trains between Cardiff Central and St Helier (London)?

Amenities on trains between Cardiff Central and St Helier (London) can include free Wi-Fi, power outlets, onboard catering, and comfortable seating.

What is the cheapest way to travel from Cardiff Central to St Helier (London) by train?

By booking your tickets on traintickets.com! There are many ways to save on the cost of train travel between Cardiff Central and St Helier (London). On traintickets.com, we do all the work for you to find the cheapest way possible to get to St Helier (London), 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 Cardiff Central to St Helier (London)?

No, unfortunately there are no direct trains between Cardiff Central & St Helier (London). However, there are 2 possible journeys which require a change.

What train companies run services from Cardiff Central to St Helier (London)?

Thameslink, Transport for Wales, Elizabeth Line and GWR are the main train operating companies running services between Cardiff Central and St Helier (London).

Can I bring luggage on board trains between Cardiff Central and St Helier (London)?

Yes, you can bring luggage on board trains between Cardiff Central and St Helier (London), but there may be limits on the number of bags or the size and weight of your luggage.

When are Cardiff Central to St Helier (London) Train Times?

Check out the upcoming trains from Cardiff Central to St Helier (London) on Sunday 4th May 2025, with our handy timetable below.

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

Sunday 4th May
DepartsArrivesChangesVia StationsDurationOperator
15:15 Cardiff Central19:05 St Helier (London)2 changesLondon Paddington
Farringdon
3 hrs 50 mins Get Tickets
16:20 Cardiff Central20:05 St Helier (London)2 changesLondon Paddington
Farringdon
3 hrs 45 mins Get Tickets
16:36 Cardiff Central20:35 St Helier (London)2 changesLondon Paddington
Farringdon
3 hrs 59 mins Get Tickets
17:20 Cardiff Central21:05 St Helier (London)2 changesLondon Paddington
Farringdon
3 hrs 45 mins Get Tickets
18:20 Cardiff Central22:05 St Helier (London)2 changesLondon Paddington
Farringdon
3 hrs 45 mins Get Tickets
Search all times & prices for today

What are my cheap ticket options for Cardiff Central to St Helier (London) 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 Cardiff Central to St Helier (London) start from as little as £27.50

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 Cardiff Central to St Helier (London) start from £102.50 one way, or £103.50 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 Cardiff Central to St Helier (London) are available for £149.50 one way, or £299.00 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 Cardiff Central Station

Discover Cardiff Central Train Station

Cardiff Central train station is not just a hub of connectivity but a vibrant part of the city's fabric. Nestled in the heart of Cardiff, the station serves as a gateway to a rich tapestry of Welsh culture and beyond, offering excellent transport links to many popular destinations. Whether you're a local commuter, a tourist exploring Wales, or a business traveler, Cardiff Central provides the amenities and services to ensure your journey is comfortable and convenient.

Facilities and Amenities

Cardiff Central station is designed with the comfort of travelers in mind. With ticket office hours stretching from early morning until late at night, and the presence of both regular and accessible ticket machines, purchasing and collecting tickets is straightforward. If you've opted to buy your tickets online, you can conveniently collect them from the ticket machines.

The station is fully accessible with step-free access across all platforms, making travel simple for everyone, including those with mobility issues. You'll also find helpful staff available almost 24/7 to assist with any inquiries. With multiple waiting rooms open daily from 6 am to 10 pm, you can relax comfortably while awaiting your train. And if you're looking to pass the time, Cardiff Central boasts shops like WHSmith, and various vending machines for hot and cold refreshments.

Connectivity and Travel Links

This bustling station is well-connected to local and regional transport services. You can access the taxi ranks located on Saunders Road or take advantage of the newly opened Cardiff Bus Interchange at Central Square, which enhances your options for onward journey convenience. For those needing to catch a flight, the T9 Airport Express coach service is just a stone's throw away, offering a direct link to Cardiff Airport in about 40 minutes. Discover the flexibility of limitless travel within Cardiff when you purchase a Cardiff PlusBus ticket alongside your train ticket!

Popular Destinations

Cardiff Central serves as a perfect launch point for scenic and practical rail journeys. Head to London Paddington for a day in the capital, or perhaps enjoy a coastal trip to Swansea. For those seeking closer adventures, you might consider hopping on a train to Newport or the historic city of Bath Spa.

In Conclusion

Cardiff Central train station stands as a pillar of convenience and connectivity in Wales. Whether you're buying a ticket on-site or collecting one pre-purchased online, embarking on a quick local trip or a grand voyage to the bustling cityscape of London, Cardiff Central has got you covered. With its strategic location, comprehensive facilities, and countless onward travel possibilities, your journey begins right here. Dive into the efficiency and ease offered by Cardiff Central and let it be the starting point for your next travel adventure.

Everything you need to know about St Helier (London) Station

Discovering St Helier (London) Train Station

When you're navigating through the bustling and often complex world of London's transport network, finding the right information can make all the difference. St Helier (London) train station is a quaint, suburban station situated on the cusp of Central London, in the London Borough of Sutton. Ideal for those looking to escape the rush of the city, while still having access to its many wonders, St Helier provides a perfect midpoint for your travel needs.

Facilities and Amenities

While St Helier station prides itself on having a working blend of modern services in a community-friendly environment, it offers basic yet essential amenities. It does not contain a formal ticket office, yet you can easily purchase or collect your tickets via the automated machines available. These machines are accessible and cater to Disabled Persons Railcard discounts, keeping accessibility at the forefront.

St Helier might not boast luxurious amenities; there are no toilets, baby changing facilities, waiting rooms, or refreshment stands. However, seating is available should you need to rest before your journey. For those on two wheels, the station caters with 30 bicycle storage spaces that are secure and CCTV-monitored. Despite its modest offerings, the presence of its accessible ticket machines and induction loops makes it a commendable choice for efficient travel.

Transport Links

Having comprehensive access to onward travel is a hallmark of St Helier station. While the station itself lacks taxi services, it is well-connected with the local bus network. Detailed onward journey information can be accessed through the Onward Travel Information Map, ensuring that your adventure beyond the train station is as seamless as your rail journey.

The station also accommodates rail replacement services when necessary, which could be a lifesaver during unexpected disruptions on the line.

Popular Journeys from St Helier

If you're craving inspiration for your next train adventure, St Helier station offers routes to numerous popular London destinations. Discover an exciting shopping day out with a trip to Wimbledon or immerse yourself in the historic charm of London Blackfriars. For those with a taste for more central destinations, options like London Waterloo or London St Pancras International are excellent choices. Explore a multitude of routes leading to Clapham Junction and beyond, each offering its unique slice of London life.

Looking Ahead

St Helier (London) train station may not be the largest, nor the most equipped, but what it lacks in size, it makes up for in charm and utility. Perfect for the daily commuter or the adventurer eyeing up London's landscapes, and particularly well-suited for cyclists with its substantial bike storage, this station is all about the trip rather than what meets the eye.

For the best experience, ensure you pre-book your tickets online and check the services to fully enjoy what St Helier and its subsequent destinations have to offer. With sundry routes leading to vibrant parts of London, this station serves as a trusted gateway to wherever your journey intends to take you.

Looking for more inspiration?

Popular places to travel by train from Cardiff Central