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Trains from Heathrow Terminal 4 (Rail Station Only) to
Merthyr Tydfil

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Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil by train

A train trip from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil takes about 4hrs 37 mins on average, covering roughly 127 miles (205 kilometres). With around 27 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 £47.60, making it a budget-friendly option for those who plan ahead.

Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil Key Stats

Arrival Station

Merthyr Tydfil

Departure Station

Heathrow Terminal 4 (Rail Station Only)

Frequency

27trains
per day

Journey Time

from4hrs

Changes

2-3no direct
trains

First Train / Last Train

06:00 / 00:20

Distance

127miles
(205 km)

4 Routes

4 Train Operators

Prices

from£47.60

Travelling from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil by Train

Hop on a Train from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil – It’s Faster Than You Think!

Planning to travel from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil 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 37 mins. But if you’re in a hurry (or just really eager to get to Merthyr Tydfil), the fastest trains can whisk you there in just 4hrs. With roughly 27 trains running every day, you're spoiled for choice. This scenic 127-mile (205 km) journey usually requires just one change. You’ll be in the good hands of Elizabeth Line, Transport for Wales, GWR, 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 £47.60 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 Merthyr Tydfil!

Journey Details

Frequently asked questions about journeys between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil

Curious about your trip from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil? 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 Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil by train?

The travel time between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil by train varies depending on the type of train and the route, but the average journey time is 4hrs 37 mins & the fastest journey takes 4hrs.

What's the fastest journey time between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil by train?

The fastest journey time by train from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil is 4hrs.

How much does the train from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil cost?

Train ticket prices from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil can start from as little as £47.60 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 Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil?

The departure and arrival times for trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil vary depending on the day of the week and the type of train. Generally, there are around 27 departures and arrivals throughout the day. The first departure is 06:00, and the last train of the day leaves at 00:20.

What is the difference between first class and standard class on trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil?

First class tickets on trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil typically offer more space, complimentary food and drink, and other amenities compared to standard class.

What amenities are available on trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil?

Amenities on trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil can include free Wi-Fi, power outlets, onboard catering, and comfortable seating.

What is the cheapest way to travel from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil by train?

By booking your tickets on traintickets.com! There are many ways to save on the cost of train travel between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil. On traintickets.com, we do all the work for you to find the cheapest way possible to get to Merthyr Tydfil, 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 Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil?

No, unfortunately there are no direct trains between Heathrow Terminal 4 (Rail Station Only) & Merthyr Tydfil. However, there are 27 possible journeys which require a change.

What train companies run services from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil?

Elizabeth Line, Transport for Wales, GWR and CrossCountry are the main train operating companies running services between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil.

Can I bring luggage on board trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil?

Yes, you can bring luggage on board trains between Heathrow Terminal 4 (Rail Station Only) and Merthyr Tydfil, but there may be limits on the number of bags or the size and weight of your luggage.

When are Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil Train Times?

Check out the upcoming trains from Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil on Friday 25th April 2025, with our handy timetable below.

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

Friday 25th April
DepartsArrivesChangesVia StationsDurationOperator
15:00 Heathrow Terminal 4 (Rail Station Only)19:00 Merthyr Tydfil2 changesLondon Paddington
Cardiff Central
4 hrs Get Tickets
15:30 Heathrow Terminal 4 (Rail Station Only)19:30 Merthyr Tydfil2 changesLondon Paddington
Cardiff Central
4 hrs Get Tickets
16:00 Heathrow Terminal 4 (Rail Station Only)20:00 Merthyr Tydfil2 changesLondon Paddington
Cardiff Central
4 hrs Get Tickets
16:30 Heathrow Terminal 4 (Rail Station Only)20:30 Merthyr Tydfil3 changesEaling Broadway
Reading
Cardiff Central
4 hrs Get Tickets
17:00 Heathrow Terminal 4 (Rail Station Only)21:00 Merthyr Tydfil3 changesEaling Broadway
Reading
Cardiff Central
4 hrs Get Tickets
17:30 Heathrow Terminal 4 (Rail Station Only)21:30 Merthyr Tydfil3 changesEaling Broadway
Reading
Cardiff Central
4 hrs Get Tickets
18:30 Heathrow Terminal 4 (Rail Station Only)22:30 Merthyr Tydfil2 changesLondon Paddington
Cardiff Central
4 hrs Get Tickets
19:00 Heathrow Terminal 4 (Rail Station Only)23:31 Merthyr Tydfil2 changesLondon Paddington
Cardiff Central
4 hrs 31 mins Get Tickets
22:15 Heathrow Terminal 4 (Rail Station Only)06:30 Merthyr Tydfil3 changesHayes & Harlington
Reading
Cardiff Central
8 hrs 15 mins Get Tickets
22:30 Heathrow Terminal 4 (Rail Station Only)08:29 Merthyr Tydfil3 changesLondon Paddington
Bristol Temple Meads
Cardiff Central
9 hrs 59 mins Get Tickets
23:47 Heathrow Terminal 4 (Rail Station Only)09:59 Merthyr Tydfil3 changesEaling Broadway
Reading
Cardiff Central
10 hrs 12 mins Get Tickets
Search all times & prices for today

What are my cheap ticket options for Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil 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 Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil start from as little as £47.60

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 Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil start from £61.90 one way, or £109.70 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 Heathrow Terminal 4 (Rail Station Only) to Merthyr Tydfil are available for £156.60 one way, or £313.20 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 Heathrow Terminal 4 (Rail Station Only) Station

Welcome to Heathrow Terminal 4 (Rail Station Only)

If you're jetting off or arriving at Heathrow, one of the world's busiest airports, the dedicated rail station at Terminal 4 is your perfect travel ally. Easily accessible and well-equipped, this station ensures that journeying to and from this bustling hub is both comfortable and convenient. Whether you're catching a flight, heading into central London, or visiting nearby regions, this station serves as a vital link in your travel itinerary.

Station Facilities and Essentials

At Heathrow Terminal 4 rail station, ticket purchase and collection are straightforward. The ticket office is open daily from 5:00 AM until 11:40 PM, and there are plenty of accessible ticket machines on-site. Help is available from friendly staff stationed near customer help points throughout the station. Although there's CCTV for security, you'll find some services missing, such as accessible toilets and waiting rooms. However, there's step-free access across the station and to the trains, making travel easier for everyone.

The station offers convenient facilities for passengers who may need to do some shopping, get cash from an ATM, or exchange currency before catching their train. While refreshment facilities aren't available directly at the station, the proximity to the terminals ensures ample food and drink options just a short stroll away. Public Wi-Fi and payphones are also available, perfect for catching up before a flight or work on the go.

Travel Connections

Getting to and from Heathrow Terminal 4 rail station is straightforward with various transport options at your fingertips. The station links with the London Underground Piccadilly Line, providing direct connections to central London. There are regular bus services to local areas, which can be planned conveniently with print-friendly details online. For those preferring a taxi or car hire, services are at the airport terminals, ensuring hassle-free access to your next destination.

Popular Rail Journeys

Heathrow Terminal 4 is not just an airport rail station; it's your gateway to numerous exciting destinations. You can visit London Paddington to admire its majestic architecture or catch a show at Tottenham Court Road. Bond Street is perfect for shoppers, while Canary Wharf offers a glimpse into London’s business district. Other popular routes include London Liverpool Street and Ealing Broadway, providing endless possibilities for exploration.

Whether heading to Stratford (London), Ilford, or venturing further to places like Woolwich and West Ealing, the connectivity from Terminal 4 is impressive.

Conclusion

In essence, Heathrow Terminal 4 (Rail Station Only) provides a vital link for travelers, ensuring swift and easy access between flights and some of the UK’s most vibrant locations. The station is well-connected, offering passenger facilities to make your journey as seamless as possible. So, whether you're flying out, visiting the capital, or exploring nearby, remember that Heathrow Terminal 4 is the travel companion you can count on.

Everything you need to know about Merthyr Tydfil Station

Explore the Heart of Wales with Merthyr Tydfil Station

Sitting at the gateway to some of the most stunning parts of South Wales, Merthyr Tydfil Train Station serves as a welcoming hub for locals and travelers alike. Whether you're planning a leisurely trip through the Welsh valleys or a convenient route for your daily commute, this station offers everything you need. With its convenient facilities and stress-free travel options, Merthyr Tydfil is an ideal starting point for your next journey.

Station Facilities and Accessibility

Merthyr Tydfil Station prides itself on offering accessible and user-friendly services. The station features a ticket office operational from Monday to Friday between 07:15 and 15:50, and on Saturdays from 08:15 to 16:50. For quicker alternatives, you can use the ticket machines which accept most credit and debit cards. It's worth noting to plan cash purchases in advance as these machines do not accept cash.

The station provides step-free access, although restricted to certain parts, and equipped with helpful facilities like induction loops and accessible help points to enhance your journey. The waiting rooms are available during ticket office hours, providing a comfortable spot to rest before heading to your platform. Additionally, CCTV cameras ensure safety throughout the premises.

Travel Connections at Your Fingertips

Onward travel from Merthyr Tydfil Station is seamless, making it easy for passengers to transition between various modes of transport. While the station's bustling bus connections require separate ticketing from your rail pass, the PlusBus option offers discounted travel within the town. You might also be interested in the X43 service to Brecon, perfect for exploring more of the local landscape.

For cyclists, the station offers six sheltered Sheffield stands, although unfortunately, it doesn't provide cycle hire services. The car park managed by Transport for Wales is open 24/7 with free parking, making it an excellent option for those coming from nearby areas.

Popular Routes from Merthyr Tydfil

Feeling adventurous? Consider hopping on a train to explore some of the beautiful destinations accessible from Merthyr Tydfil. You can plan a scenic journey to Cardiff Central or perhaps enjoy a leisurely ride to nearby Pontypridd and Abercynon. For a longer trip, you might choose the route towards the hustle and bustle of London Paddington or the charming coasts of Barry Island.

A few other sought-after routes include the paths to Cardiff Queen Street, Trefforest, or heading north to Aberdare. For those chasing urban vibes, a quick trip over to Newport or as far-reaching as Bristol Temple Meads are easily accessible.

Final Thoughts: Convenience and Charm

Merthyr Tydfil Station represents a fusion of traditional Welsh hospitality with modern convenience. It provides a range of facilities and connections that cater to regular commuters and adventurous tourists alike. Whether you're planning a day out in Cardiff, a run up to the valleys, or even a cross-country adventure, you’ll find the station ready and waiting to be the starting point of your journey. So why wait? Check out those rail times and embark on your next exploration today with Merthyr Tydfil as your portal to the wonders of Wales and beyond.

Looking for more inspiration?

Popular places to travel by train from Heathrow Terminal 4 (Rail Station Only)