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Trains from London St Pancras International to
Mountain Ash

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London St Pancras International to Mountain Ash by train

Planning a train journey from London St Pancras International to Mountain Ash? The trip usually takes about 4hrs 17 mins, covering approximately 140 miles (225 kilometres). With roughly 22 trains operating daily, you have plenty of options to suit your schedule. Booking your tickets ahead of time can snag you fares as low as £31.00, offering an economical choice for savvy travelers.

London St Pancras International to Mountain Ash Key Stats

Arrival Station

Mountain Ash

Departure Station

London St Pancras International

Frequency

22trains
per day

Journey Time

from3hrs 18 mins

Changes

3-3no direct
trains

First Train / Last Train

00:25 / 23:56

Distance

140miles
(225 km)

1 Routes

4 Train Operators

Prices

from£31.00

Travelling from London St Pancras International to Mountain Ash by Train

Jump on a Train from London St Pancras International to Mountain Ash – It's Quicker Than You Expect!

Considering a train trip from London St Pancras International to Mountain Ash? You’re in the right place, and the journey is faster than you might think!

Typically, the trip takes about 4hrs 17 mins. If you're rushing or eager to reach London St Pancras International, the quickest trains can get you there in just 3hrs 18 mins. With approximately 22 trains operating daily, you have plenty of options. This picturesque 140-mile (225 km) route usually requires just one change, with GWR, Thameslink, Transport for Wales, Elizabeth Line providing comfortable seating and ample luggage space – because being cramped isn't anyone's idea of fun!

The best news? By booking early, you can find tickets starting at just £31.00, a significant saving compared to last-minute purchases. To save even more, consider traveling during Off-Peak hours or using a Railcard to keep your expenses down.

Ready to grab those low-cost tickets? Use our Journey Planner to find the latest discounts and keep your budget happy. Explore more travel tips below or check our timetable for current train schedules. All aboard to Mountain Ash!

Journey Details

Frequently asked questions about journeys between London St Pancras International and Mountain Ash

Curious about your trip from London St Pancras International to Mountain Ash? 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 London St Pancras International and Mountain Ash by train?

The travel time between London St Pancras International and Mountain Ash by train varies depending on the type of train and the route, but the average journey time is 4hrs 17 mins & the fastest journey takes 3hrs 18 mins.

What's the fastest journey time between London St Pancras International and Mountain Ash by train?

The fastest journey time by train from London St Pancras International to Mountain Ash is 3hrs 18 mins.

How much does the train from London St Pancras International to Mountain Ash cost?

Train ticket prices from London St Pancras International to Mountain Ash can start from as little as £31.00 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 London St Pancras International and Mountain Ash?

The departure and arrival times for trains between London St Pancras International and Mountain Ash vary depending on the day of the week and the type of train. Generally, there are around 22 departures and arrivals throughout the day. The first departure is 00:25, and the last train of the day leaves at 23:56.

What is the difference between first class and standard class on trains between London St Pancras International and Mountain Ash?

First class tickets on trains between London St Pancras International and Mountain Ash typically offer more space, complimentary food and drink, and other amenities compared to standard class.

What amenities are available on trains between London St Pancras International and Mountain Ash?

Amenities on trains between London St Pancras International and Mountain Ash can include free Wi-Fi, power outlets, onboard catering, and comfortable seating.

What is the cheapest way to travel from London St Pancras International to Mountain Ash by train?

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

No, unfortunately there are no direct trains between London St Pancras International & Mountain Ash. However, there are 22 possible journeys which require a change.

What train companies run services from London St Pancras International to Mountain Ash?

GWR, Thameslink, Transport for Wales and Elizabeth Line are the main train operating companies running services between London St Pancras International and Mountain Ash.

Can I bring luggage on board trains between London St Pancras International and Mountain Ash?

Yes, you can bring luggage on board trains between London St Pancras International and Mountain Ash, but there may be limits on the number of bags or the size and weight of your luggage.

When are London St Pancras International to Mountain Ash Train Times?

Check out the upcoming trains from London St Pancras International to Mountain Ash on Tuesday 6th May 2025, with our handy timetable below.

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

Tuesday 6th May
DepartsArrivesChangesVia StationsDurationOperator
06:15 London St Pancras International10:03 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 48 mins Get Tickets
07:15 London St Pancras International10:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 18 mins Get Tickets
07:42 London St Pancras International11:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 51 mins Get Tickets
08:12 London St Pancras International12:03 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 51 mins Get Tickets
08:42 London St Pancras International12:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 51 mins Get Tickets
09:17 London St Pancras International13:03 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 46 mins Get Tickets
10:15 London St Pancras International13:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 18 mins Get Tickets
11:15 London St Pancras International14:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 18 mins Get Tickets
12:15 London St Pancras International15:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 18 mins Get Tickets
13:15 London St Pancras International16:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 18 mins Get Tickets
14:15 London St Pancras International17:33 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 18 mins Get Tickets
14:42 London St Pancras International18:03 Mountain Ash3 changesFarringdon
London Paddington
Cardiff Central
3 hrs 21 mins Get Tickets
Search all times & prices for today

What are my cheap ticket options for London St Pancras International to Mountain Ash 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 London St Pancras International to Mountain Ash start from as little as £31.00

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 London St Pancras International to Mountain Ash start from £57.60 one way, or £99.00 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 London St Pancras International to Mountain Ash are available for £147.10 one way, or £294.20 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 London St Pancras International Station

An Iconic Gateway: London St Pancras International

Whether you're a seasoned traveler or just setting out on an adventurous journey, London St Pancras International is a hub of activity that shines as one of the most iconic railway stations in London, and indeed Europe. Notably famous for its stunning Victorian architecture and clock tower, this station is more than just a transit point. It is a bustling metropolis in miniature, complete with shopping, dining, and high-speed connections that link London to the rest of the UK and beyond.

The station, originally opened in 1868, underwent a transformative revival with its redevelopment in the late 20th century, enhancing its functionality while preserving its historical grandeur. Today, it stands proud as a central node for both domestic and international rail journeys, making it an essential part of anyone's travel itinerary in London.

You’re in Good Hands: Facilities and Services

When it comes to traveler convenience, the station offers an impressive array of facilities. Purchasing your train tickets is a breeze thanks to the ticket office, which is open from early morning until late at night, seven days a week. For those who prefer, ticket machines are also readily available — including accessible versions. Collect your pre-booked tickets without hassle at these machines and start your journey with ease.

In need of a break? Rest easy knowing that St Pancras caters to all comfort needs: from lounges and a first-class waiting area to comprehensive customer support. Assistance is always at hand, be it through staff at help points, departure screens, or via easy access to essential amenities like induction loops and luggage services. Beyond that, the station is a beacon of accessibility, offering step-free access throughout, ramps for train access, and abundant accessible parking spaces.

Transport Links That Connect Worlds

One of the unbeatable features of London St Pancras International is its superb transport links. Taxis can be conveniently accessed on Midland Road and Pancras Road, serving both the Eurostar and domestic passengers. Nearby bus stops on Euston Road augment this, with accessible Transport for London buses helping you get to where you need without fuss.

The station’s underground connections are unparalleled. Integrated directly with London Kings Cross St Pancras station, it supports no fewer than six major Tube lines, ensuring you can reach any London destination with ease. Planning a jaunt further afield? Rail services offer direct routes and easy connections to key airports including Heathrow, Gatwick, Luton, and Stansted.

Where Can You Travel From St Pancras?

Whether your journey takes you to the historic city of Nottingham, the charming town of Canterbury West, or the bustling city of Sheffield, St Pancras acts as your gateway. Heading for a flight? Regular trains to Luton Airport Parkway and Gatwick Airport ensure stress-free access to your international flights. For day trips closer to the capital, routes to St Albans City, Luton, and Bedford are popular choices among travelers.

A Station of Stories, Art, and Culture

Beyond the trains and platforms, St Pancras resonates with cultural significance. It's not just a station but a picturesque destination in itself, offering visitors a blend of daily life and historical allure. Look up as you traverse the Olympic rings or indulge in a little retail therapy with designer stores and delightful eateries lining its concourse. True to its role as a vibrant urban scene, the station is alive with events and pop-up markets, ensuring there's always something new to discover.

Ready to explore the UK or embark on an international adventure? London St Pancras International offers the seamless experience, culture-rich environment, and connectivity that any traveler desires. Next time you book a journey, remember that at the heart of it all, St Pancras isn’t just a stop. It’s the start of a new adventure.

Everything you need to know about Mountain Ash Station

Welcome to Mountain Ash Train Station

Situated in the breathtaking South Wales Valleys, Mountain Ash train station is a key stop for travelers keen on exploring the surrounding area or commuting to various destinations in the UK. Known for its scenic views, Mountain Ash offers passengers a charming departure point to embark on their journeys through Wales and beyond. Whether you're a seasoned commuter or visiting for leisure, this station serves as a gateway to your next adventure.

Facilities and Amenities

Mountain Ash station ensures a convenient travel experience with several essential amenities. While there is no traditional ticket office, ticket machines are readily available for purchasing and collecting tickets, catering to contactless payments via major debit and credit cards. There's no presence of cash facilities, but the station provides accessible ticket machines for all passengers' ease.

For those requiring assistance or information, accessible help points and departure/arrival screens are available, and helpful announcements keep passengers in the loop. While there isn't a staffed waiting room, seating areas are provided for comfort as you await your train. Mountain Ash station boasts step-free access throughout, ensuring seamless navigation for those with mobility impairments, with ramps leading to both platforms.

Onward Travel Options

Getting to and from Mountain Ash is made convenient with local transport links. For those needing rail replacement services, the bus stop on Henry Street is designated for such purposes. Meanwhile, regular local bus services can be accessed from stops along Henry Street and Oxford Street, providing further connections.

While the station does not offer accessible taxis or cycle hire facilities, parking is generously available with 19 spaces, eight of which cater to accessible needs, all monitored by CCTV for peace of mind.

Popular Destinations

Mountain Ash is more than just a local stop; it's a launchpad to numerous wonderful destinations. Take a direct train from Mountain Ash to Cardiff Central for a taste of the vibrant Welsh capital, or explore the lively atmosphere at Merthyr Tydfil by train. History enthusiasts can catch a train to Swansea to visit its rich maritime heritage, while regular services are available to Aberdare for breathtaking hikes along nature trails.

For an extended journey, hop aboard for a trip from Mountain Ash to London Paddington, connecting you to the bustling heart of the UK. With frequent services to all these exciting destinations and more, planning your escape from Mountain Ash has never been easier.

Final Thoughts

Mountain Ash train station is a testament to modern accessibility and convenience nestled within a picturesque landscape. Whether you're looking for a quick commute, a cross-country voyage, or an exploration of local treasures, it offers the essential services and travel options to start your journey right. Remember to book your tickets in advance for the best deals and timings – happy travels!

Looking for more inspiration?

Popular places to travel by train from London St Pancras International