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Trains from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)

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Great Western Railway
Heathrow Express

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Each fare is the lowest adult economy ticket fare found by our customers on Trainline. Fares booked further in advance than the dates displayed may be cheaper. Prices are updated daily, subject to change and indicative of price last update. Limited availability. Discount cards and coach journeys excluded, prices exclusive of booking fee.
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  3. Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)

Trains to Heathrow Terminals 2 & 3 (Rail Station only) from Carmarthen

It takes an average of 5h 54m to travel from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) by train, over a distance of around 167 miles (269 km). There are normally 32 trains per day travelling from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) and tickets for this journey start from £49.50 when you book in advance.

First train

03:38

Last train

22:42

Departure stationCarmarthen
Arrival stationHeathrow Terminals 2 & 3 (Rail Station only)
Journey time

From 4h 6m

Distance

167 miles (269 km)

Frequency

32 trains per day

Changes

1 change

Price

From £49.50

Train operators

Great Western Railway, Heathrow Express, Transport for Wales

Taking the train from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) in 4 hours 6 minutes

Thinking about taking the train from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)? We've got you covered.

It usually takes around 5 hours 54 minutes to travel the 167 miles (269 km) from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) by train, although you can get there in as little as 4 hours 6 minutes on the fastest services. You'll normally find around 32 trains per day running on this route. You'll need to make 1 change along the way as there aren't any direct services on this line. You're likely to be travelling with Great Western Railway, Transport for Wales or Heathrow Express to Heathrow Terminals 2 & 3 (Rail Station only). As the main train operators on this route, all offer plenty of space for luggage and comfortable seating as standard.

Book train tickets from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) in advance instead of buying them on the day and they can start from £49.50. We'll always highlight the cheapest prices in our Journey Planner, for example when you travel at Off-Peak times or use a Railcard.

If you're feeling ready to book, start looking for cheap train tickets with us today. Keep reading for more information on the journey to Heathrow Terminals 2 & 3 (Rail Station only) by train, or check our timetable above to view live train times.

What do people frequently ask about the train journey from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)?

Want to know more about your journey from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)? We've compiled some of the most frequently asked questions by our customers to help you plan your journey.

How do you get to Heathrow Terminals 2 & 3 (Rail Station only) from Carmarthen?

To travel to Heathrow Terminals 2 & 3 (Rail Station only) from Carmarthen, you can take the train - on average, the journey takes around 5 hours and 54 minutes, though the fastest trains can take 4 hours and 6 minutes. Use our Journey Planner to get more information.

How long is the train ride from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)?

Trains from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) take an average of 5 hours and 54 minutes, although on the fastest services it can take just 4 hours and 6 minutes. You'll usually find 32 trains per day on this route, so use our Journey Planner to check specific dates as times may vary.

How much does it cost to get from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) by train?

Train tickets from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) can start from £49.50 when booked in advance, but they’re usually more expensive if bought on the day of travel. Prices may also vary depending on the time of day, route, and class you choose.

What is the quickest journey time between Carmarthen and Heathrow Terminals 2 & 3 (Rail Station only) by train?

The quickest journey time between Carmarthen and Heathrow Terminals 2 & 3 (Rail Station only) by train is 4 hours and 6 minutes.

How do I find cheap train tickets from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only)?

As most UK train companies increase their prices as the departure date approaches, our Trainline team of experts have put together these tips to help you find the cheapest tickets.

1. Book in advance

Train tickets from Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) start at £49.50§ one way for a Standard Class ticket if you book in advance. UK train companies usually release Advance tickets up to 12 weeks ahead of time, and these can be cheaper than tickets bought on the day of travel.

2. Sign up to Ticket Alert

If you're planning a trip more than 12 weeks ahead, sign up to our Ticket Alert to get notified when Advance tickets are released for your travel date.

3. Use a Railcard

National Railcards offer a 1/3 off eligible train tickets in the UK and can be a great investment if you travel throughout the year. Buy one with us and you'll be able to store it digitally in our app, so you'll always have it on your travels.

4. Book split tickets

Our handy feature SplitSave will 'split' your train journey into multiple tickets, which can be much cheaper than buying a single ticket. Find out more about split tickets.

5. Travel Off-Peak

If you can be flexible with your travel times, Off-Peak and Super Off-Peak tickets are usually cheaper in the UK. Generally, Off-Peak times are any time at weekends and outside of Monday to Friday morning and evening rush hours.

6. Consider a Season Ticket

Best for commuters, if you catch a train on the same route more than 3 times per week, you could save money with a Season Ticket. With annual, monthly, weekly and flexi options available, find out if a Season Ticket for Carmarthen to Heathrow Terminals 2 & 3 (Rail Station only) is right for you.

For more money-saving tips on UK and European train travel, read our cheap train tickets guide.

§Advance adult single fare. Excludes booking fee. Prices seen by Trainline customers in the last 30 days. Availability limited.
† Average savings on advance fares booked at least one week before day of travel vs Anytime fares purchased on day of travel. Subject to availability. Excludes coach.

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