There are 6 ways to get from Carmarthen to London Heathrow Airport (LHR) by train, bus, night bus, car or plane

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Train  •  4 h 47 min

  1. Take the train from Carmarthen to Newport (S Wales)
  2. Take the train from Newport (S Wales) to Reading

$97 - $192

Cheapest option

Bus  •  6 h 18 min

  1. Take the bus from Carmarthen to Reading National Express

$25 - $32

4 alternative options

Night bus  •  6 h 15 min

  1. Take the night bus from Carmarthen, Bus Station (Carmarthen Bus Station) to Cabot Circus M10
  2. Take the night bus from Cabot Circus to Heathrow Central Bus Station M25

$43 - $69

Drive  •  3 h 15 min

  1. Drive from Carmarthen to London Heathrow Airport (LHR) 200.1 miles

$40 - $65

Train to Cardiff, fly  •  6 h 53 min

  1. Take the train from Carmarthen to Cardiff Central
  2. Fly from Cardiff (CWL) to London Heathrow (LHR) CWL - LHR

$113 - $411

Train to Manchester, fly  •  7 h 52 min

  1. Take the train from Carmarthen to Wilmslow
  2. Fly from Manchester (MAN) to London Heathrow (LHR) MAN - LHR

$160 - $392

Questions & Answers

The cheapest way to get from Carmarthen to London Heathrow Airport (LHR) is to bus which costs £19 - £25 and takes 6 h 18 min.

More details

The quickest way to get from Carmarthen to London Heathrow Airport (LHR) is to drive which costs £30 - £50 and takes 3 h 15 min.

More details

No, there is no direct bus from Carmarthen to London Heathrow Airport (LHR) station. However, there are services departing from Carmarthen and arriving at Heathrow Central Bus Station via Three Mile Cross, Mereoak Lane - Park & Ride. The journey, including transfers, takes approximately 6 h 18 min.

More details

The distance between Carmarthen and London Heathrow Airport (LHR) is 168 miles. The road distance is 200.1 miles.

Get driving directions

The best way to get from Carmarthen to London Heathrow Airport (LHR) without a car is to train which takes 4 h 47 min and costs £70 - £150.

More details

It takes approximately 4 h 47 min to get from Carmarthen to London Heathrow Airport (LHR), including transfers.

More details

Carmarthen to London Heathrow Airport (LHR) bus services, operated by National Express, depart from Carmarthen station.

More details

The best way to get from Carmarthen to London Heathrow Airport (LHR) is to train which takes 4 h 47 min and costs £70 - £150. Alternatively, you can bus, which costs £19 - £25 and takes 6 h 18 min.

Mode details

There is no direct flight from Cardiff Airport to London Heathrow Airport. The quickest flight takes 3 h 30 min and has one stopover.

Search flights

Carmarthen to London Heathrow Airport (LHR) bus services, operated by National Express, arrive at Reading station.

More details

Map of how to get from Carmarthen to London Heathrow Airport (LHR).
Launch map view
  • Distance: 168.2 miles
  • Duration: 4 h 47 min

What companies run services between Carmarthen, Wales and London Heathrow Airport (LHR), England?

You can take a train from Carmarthen to London Heathrow Airport (LHR) via Newport (S Wales), Reading, and Reading Town Centre, Reading RailAir (Adj Reading Station RailAir) in around 4 h 47 min. Alternatively, National Express operates a bus from Carmarthen to London Heathrow Airport (LHR) once daily. Tickets cost $16 - $22 and the journey takes 4 h 40 min.

Airlines
British Airways
Website
britishairways.com
Flights from Manchester to London Heathrow
Ave. Duration
1 h 6 min
When
Every day
Estimated price
$80 - $360
KLM
Website
klm.com
Flights from Cardiff to London Heathrow via Amsterdam
Ave. Duration
4 h 6 min
When
Every day
Estimated price
$140 - $550
Air France
Website
airfrance.com
Flights from Cardiff to London Heathrow via Paris CDG
Ave. Duration
3 h 57 min
When
Every day
Estimated price
$75 - $330
Flybe
Website
flybe.com
Flights from Cardiff to London Heathrow via Edinburgh
Ave. Duration
4 h 50 min
When
Sunday
Estimated price
$80 - $360
Vueling Airlines
Website
vueling.com
Flights from Cardiff to London Heathrow via Barcelona
Ave. Duration
7 h 25 min
When
Tuesday and Thursday
Estimated price
$120 - $500
Train operators
Arriva Trains Wales
Phone
03333 211 202
Email
customer.relations@arrivatrainswales.co.uk
Website
arrivatrainswales.co.uk
Train from Carmarthen to Newport (S Wales)
Ave. Duration
2 h
Frequency
Every 2 hours
Estimated price
$35 - $55
Website
arrivatrainswales.co.uk
Advanced Single
$17 - $24
Anytime Day Single
$35 - $55
First Anytime Day Single
$55 - $85
Train from Carmarthen to Cardiff Central
Ave. Duration
1 h 45 min
Frequency
Hourly
Estimated price
$30 - $50
Website
arrivatrainswales.co.uk
Advanced Single
$15 - $21
Anytime Day Single
$30 - $50
First Anytime Day Single
$50 - $75
Train from Carmarthen to Wilmslow
Ave. Duration
4 h 45 min
Frequency
Every 2 hours
Estimated price
$90 - $140
Website
arrivatrainswales.co.uk
Advanced Single
$40 - $60
Anytime Day Single
$90 - $140
First Anytime Day Single
$150 - $220
Great Western Railway
Website
gwr.com
Train from Carmarthen to Newport (S Wales)
Ave. Duration
2 h 8 min
Frequency
Once daily
Estimated price
$45 - $90
Website
gwr.com
Off-Peak Day Single
$26 - $40
Advanced Single
$28 - $40
Anytime Day Single
$45 - $90
Train from Newport (S Wales) to Reading
Ave. Duration
1 h 17 min
Frequency
Hourly
Estimated price
$50 - $95
Website
gwr.com
Off-Peak Day Single
$29 - $45
Advanced Single
$30 - $45
Anytime Day Single
$50 - $95
Train from Carmarthen to Cardiff Central
Ave. Duration
1 h 52 min
Frequency
Once daily
Estimated price
$40 - $75
Website
gwr.com
Off-Peak Day Single
$23 - $40
Advanced Single
$25 - $40
Anytime Day Single
$40 - $75
Bus operators
National Express

National Express Coaches are a quick and convenient way of travelling around the UK. Over 550 National Express coaches run on Britain's roads every day, serving over 900 destinations across the UK. National Express Coaches carry around 19 million passenger journeys every year. For added convenience, National Express operate coach services to all major UK airports 24 hours per day, and is on its way to being 100% wheelchair accessible. The company also has a 24-hour control centre that receives a GPS signal to update on location, speed and the temperature inside coaches, ensuring the smoothest journey possible.

Contact Details
Phone
+44 08717 818178
Website
nationalexpress.com
Bus from Carmarthen to Reading
Ave. Duration
4 h 40 min
Frequency
Once daily
Estimated price
$16 - $22
Website
nationalexpress.com
Megabus UK
Phone
0871 266 3333
Email
enquiries@megabus.com
Website
uk.megabus.com
Night bus from Carmarthen, Bus Station (Carmarthen Bus Station) to Cabot Circus
Ave. Duration
3 h 5 min
Frequency
Twice a week
Estimated price
$22 - $35
Book at
uk.megabus.com
Night bus from Cabot Circus to Heathrow Central Bus Station
Ave. Duration
2 h 10 min
Frequency
Once daily
Estimated price
$21 - $35
Book at
uk.megabus.com

Want to know more about travelling around United Kingdom

Rome2rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.