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Trains from Heathrow Terminal 4 (Rail Station Only) to
Llanelli

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Heathrow Terminal 4 (Rail Station Only) to Llanelli by train

A train trip from Heathrow Terminal 4 (Rail Station Only) to Llanelli takes about 4hrs 33 mins on average, covering roughly 160 miles (258 kilometres). With around 18 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 £52.90, making it a budget-friendly option for those who plan ahead.

Heathrow Terminal 4 (Rail Station Only) to Llanelli Key Stats

Arrival Station

Llanelli

Departure Station

Heathrow Terminal 4 (Rail Station Only)

Frequency

18trains
per day

Journey Time

from3hrs 53 mins

Changes

1-3no direct
trains

First Train / Last Train

06:00 / 00:20

Distance

160miles
(258 km)

4 Routes

3 Train Operators

Prices

from£52.90

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

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

Planning to travel from Heathrow Terminal 4 (Rail Station Only) to Llanelli 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 33 mins. But if you’re in a hurry (or just really eager to get to Llanelli), the fastest trains can whisk you there in just 3hrs 53 mins. With roughly 18 trains running every day, you're spoiled for choice. This scenic 160-mile (258 km) journey usually requires just one change. You’ll be in the good hands of Elizabeth Line, Transport for Wales, 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 £52.90 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 Llanelli!

Journey Details

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

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

The travel time between Heathrow Terminal 4 (Rail Station Only) and Llanelli by train varies depending on the type of train and the route, but the average journey time is 4hrs 33 mins & the fastest journey takes 3hrs 53 mins.

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

The fastest journey time by train from Heathrow Terminal 4 (Rail Station Only) to Llanelli is 3hrs 53 mins.

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

Train ticket prices from Heathrow Terminal 4 (Rail Station Only) to Llanelli can start from as little as £52.90 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 Llanelli?

The departure and arrival times for trains between Heathrow Terminal 4 (Rail Station Only) and Llanelli vary depending on the day of the week and the type of train. Generally, there are around 18 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 Llanelli?

First class tickets on trains between Heathrow Terminal 4 (Rail Station Only) and Llanelli 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 Llanelli?

Amenities on trains between Heathrow Terminal 4 (Rail Station Only) and Llanelli 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 Llanelli 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 Llanelli. On traintickets.com, we do all the work for you to find the cheapest way possible to get to Llanelli, 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 Llanelli?

No, unfortunately there are no direct trains between Heathrow Terminal 4 (Rail Station Only) & Llanelli. However, there are 18 possible journeys which require a change.

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

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

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

Yes, you can bring luggage on board trains between Heathrow Terminal 4 (Rail Station Only) and Llanelli, 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 Llanelli Train Times?

Check out the upcoming trains from Heathrow Terminal 4 (Rail Station Only) to Llanelli on Tuesday 29th July 2025, with our handy timetable below.

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

Tuesday 29th July
DepartsArrivesChangesVia StationsDurationOperator
06:00 Heathrow Terminal 4 (Rail Station Only)10:01 Llanelli2 changesLondon Paddington
Swansea
4 hrs 1 min Get Tickets
07:00 Heathrow Terminal 4 (Rail Station Only)11:24 Llanelli2 changesLondon Paddington
Swansea
4 hrs 24 mins Get Tickets
08:00 Heathrow Terminal 4 (Rail Station Only)12:02 Llanelli2 changesLondon Paddington
Swansea
4 hrs 2 mins Get Tickets
09:00 Heathrow Terminal 4 (Rail Station Only)13:00 Llanelli1 changeLondon Paddington
4 hrs Get Tickets
10:00 Heathrow Terminal 4 (Rail Station Only)14:01 Llanelli2 changesLondon Paddington
Swansea
4 hrs 1 min Get Tickets
11:00 Heathrow Terminal 4 (Rail Station Only)15:00 Llanelli1 changeLondon Paddington
4 hrs Get Tickets
12:00 Heathrow Terminal 4 (Rail Station Only)16:01 Llanelli2 changesLondon Paddington
Swansea
4 hrs 1 min Get Tickets
13:00 Heathrow Terminal 4 (Rail Station Only)16:53 Llanelli1 changeLondon Paddington
3 hrs 53 mins Get Tickets
14:00 Heathrow Terminal 4 (Rail Station Only)17:54 Llanelli2 changesLondon Paddington
Swansea
3 hrs 54 mins Get Tickets
15:00 Heathrow Terminal 4 (Rail Station Only)19:03 Llanelli2 changesLondon Paddington
Swansea
4 hrs 3 mins Get Tickets
15:30 Heathrow Terminal 4 (Rail Station Only)19:26 Llanelli1 changeLondon Paddington
3 hrs 56 mins Get Tickets
16:00 Heathrow Terminal 4 (Rail Station Only)20:06 Llanelli2 changesLondon Paddington
Swansea
4 hrs 6 mins Get Tickets
Search all times & prices for today

What are my cheap ticket options for Heathrow Terminal 4 (Rail Station Only) to Llanelli 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 Llanelli start from as little as £52.90

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 Llanelli start from £69.70 one way, or £123.70 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 Llanelli are available for £174.50 one way, or £338.00 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 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 Llanelli Station

All Aboard at Llanelli Train Station

Welcome to Llanelli Train Station, a bustling hub nestled in the heart of this charming Welsh town. Known for its ease of access and robust connections, Llanelli is an essential stop for travelers venturing across South Wales and beyond. Whether you're starting your journey here or just passing through, Llanelli Station offers a welcoming atmosphere and all the necessary facilities for a seamless travel experience.

Facilities and Services at Llanelli Station

Llanelli Station is well-equipped to make your travel as smooth as possible. The ticket office operates Monday to Friday from 06:10 to 12:40 and on Saturdays from 07:00 to 13:30. For added convenience, ticket machines are available for quick purchases and online ticket collections. Additionally, the station features accessible machines with video assist options, ensuring everyone can travel with ease. Moreover, the station is built with partial step-free access, allowing seamless movement between platforms, even though assistance may be required due to its B1 category status.

Stay informed with customer help points and constantly updated screens displaying departures and arrivals. Though the station doesn’t offer luggage storage, you'll find CCTV-operated bicycle stands with 16 spaces for those cycling to the station. Waiting rooms are open during the ticket office hours, offering a comfortable place to sit before your journey.

While at Llanelli Station, you can grab a quick bite at the food outlet on Platform 1. Unfortunately, facilities like ATMs, shops, and currency exchanges are not available at the station, but you can make use of accessible toilets and customer support during staffed hours.

Onward Travel Options

Traveling onward from Llanelli is incredibly convenient, thanks to its strong transport links. For those needing alternative transport, there's a rail replacement bus service right at the station entrance on Great Western Crescent, while a taxi rank awaits passengers at the front of the station. Consider purchasing a Llanelli PlusBus ticket for affordable and unlimited bus travel around town when purchased with your train ticket.

Popular Journeys from Llanelli

Llanelli's strategic location makes it a fantastic starting point for various journeys across Wales and beyond. Venture towards Swansea with frequent trains or explore the bustling city life in Cardiff Central. Enjoy the picturesque routes to historic Carmarthen or relax at the scenic beaches in Tenby. For those needing to connect further afield, services to major destinations like Manchester Piccadilly, London Paddington, and Bristol Temple Meads are readily available.

Wrapping Up Your Visit

Whether you're visiting for leisure, commuting, or catching a train to another destination, Llanelli Station is committed to providing a hassle-free experience. With its commendable facilities and extensive transport connections, it's no wonder many travelers prefer starting or continuing their journeys from here.

So next time you're planning an adventure or need a reliable way to get from A to B, consider Llanelli Train Station as your travel partner. Safe travels and enjoy the journey!

Looking for more inspiration?

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