There are 6 ways to get from Heathrow Terminal 5 Underground Station to Carmarthen by train, 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  •  5 h 24 min

  1. Take the train from London Paddington to Swansea
  2. Take the train from Swansea to Carmarthen

$143 - $266

Cheapest option

Bus  •  6 h 30 min

  1. Take the bus from Heathrow Airport Terminal 5, Heathrow Terminal 5 to Three Mile Cross, Mereoak Lane - Park & Ride 200 / ...
  2. Take the bus from Reading to Carmarthen National Express

$24 - $32

4 alternative options

Train via Newport (S Wales)  •  5 h 55 min

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

$97 - $206

Train, bus  •  6 h 52 min

  1. Take the train from Reading to Swansea
  2. Take the bus from Swansea, High Street Station to Carmarthen, Bus Station (Carmarthen Bus Station) X11 / ...

$97 - $176

Drive  •  3 h 13 min

  1. Drive from Heathrow Terminal 5 Underground Station to Carmarthen 198.9 miles

$40 - $65

Fly, train  •  8 h 9 min

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

$111 - $488

Questions & Answers

The cheapest way to get from Heathrow Terminal 5 Underground Station to Carmarthen is to bus which costs £18 - £25 and takes 6 h 30 min.

More details

The quickest way to get from Heathrow Terminal 5 Underground Station to Carmarthen is to drive which costs £30 - £50 and takes 3 h 13 min.

More details

No, there is no direct bus from Heathrow Terminal 5 Underground Station to Carmarthen. However, there are services departing from Heathrow Airport Terminal 5, Heathrow Terminal 5 and arriving at Carmarthen via Reading. The journey, including transfers, takes approximately 6 h 30 min.

More details

No, there is no direct train from Heathrow Terminal 5 Underground Station to Carmarthen. However, there are services departing from Heathrow Terminal 5 and arriving at Carmarthen via London Paddington and Swansea. The journey, including transfers, takes approximately 5 h 24 min.

More details

The distance between Heathrow Terminal 5 Underground Station and Carmarthen is 167 miles. The road distance is 198.9 miles.

Get driving directions

The best way to get from Heathrow Terminal 5 Underground Station to Carmarthen without a car is to train which takes 5 h 24 min and costs £100 - £210.

More details

It takes approximately 5 h 24 min to get from Heathrow Terminal 5 Underground Station to Carmarthen, including transfers.

More details

Heathrow Terminal 5 Underground Station to Carmarthen bus services, operated by National Express, depart from Heathrow Airport Terminal 5, Heathrow Terminal 5 station.

More details

Map of how to get from Heathrow Terminal 5 Underground Station to Carmarthen.
Launch map view
  • Distance: 166.6 miles
  • Duration: 5 h 24 min

What companies run services between Heathrow Terminal 5 Underground Station, England and Carmarthen, Wales?

You can take a train from Heathrow Terminal 5 Underground Station to Carmarthen via London Paddington and Swansea in around 5 h 24 min. Alternatively, you can take a bus from Heathrow Terminal 5 Underground Station to Carmarthen via Three Mile Cross, Mereoak Lane - Park & Ride and Reading in around 6 h 30 min.

Airlines
Flybe
Website
flybe.com
Flights from London Heathrow to Cardiff via Edinburgh
Ave. Duration
4 h 15 min
When
Sunday
Estimated price
$100 - $460
Flights from London Heathrow to Cardiff via Cork
Ave. Duration
3 h 15 min
When
Thursday
Estimated price
$85 - $450
KLM
Website
klm.com
Flights from London Heathrow to Cardiff via Amsterdam
Ave. Duration
4 h 40 min
When
Every day
Estimated price
$180 - $700
Aer Lingus
Website
aerlingus.com
Flights from London Heathrow to Cardiff via Dublin
Ave. Duration
3 h 25 min
When
Monday, Tuesday, Wednesday, Thursday, Friday and Sunday
Estimated price
$75 - $410
Air France
Website
airfrance.com
Flights from London Heathrow to Cardiff via Paris CDG
Ave. Duration
3 h 45 min
When
Every day
Estimated price
$95 - $420
Vueling Airlines
Website
vueling.com
Flights from London Heathrow to Cardiff via Barcelona
Ave. Duration
5 h 20 min
When
Tuesday, Thursday and Saturday
Estimated price
$150 - $650
Train operators
Great Western Railway
Website
gwr.com
Train from London Paddington to Swansea
Ave. Duration
2 h 56 min
Frequency
Hourly
Estimated price
$100 - $190
Website
gwr.com
Off-Peak Day Single
$50 - $85
Advanced Single
$55 - $80
Anytime Day Single
$100 - $190
Train from Swansea to Carmarthen
Ave. Duration
45 min
Frequency
Once daily
Estimated price
$17 - $35
Website
gwr.com
Off-Peak Day Single
$11 - $18
Advanced Single
$13 - $19
Anytime Day Single
$17 - $35
Train from Reading to Newport (S Wales)
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 Newport (S Wales) to Carmarthen
Ave. Duration
2 h 14 min
Frequency
Once daily
Estimated price
$45 - $90
Website
gwr.com
Off-Peak Day Single
$27 - $40
Advanced Single
$28 - $40
Anytime Day Single
$45 - $90
Train from Reading to Swansea
Ave. Duration
2 h 29 min
Frequency
Hourly
Estimated price
$80 - $150
Website
gwr.com
Off-Peak Day Single
$40 - $70
Advanced Single
$45 - $65
Anytime Day Single
$80 - $150
Train from Bridgend to Carmarthen
Ave. Duration
1 h 35 min
Frequency
Once daily
Estimated price
$30 - $60
Website
gwr.com
Off-Peak Day Single
$18 - $28
Advanced Single
$19 - $28
Anytime Day Single
$30 - $60
Arriva Trains Wales
Phone
03333 211 202
Email
customer.relations@arrivatrainswales.co.uk
Website
arrivatrainswales.co.uk
Train from Swansea to Carmarthen
Ave. Duration
49 min
Frequency
Hourly
Estimated price
$13 - $20
Website
arrivatrainswales.co.uk
Advanced Single
$7 - $10
Anytime Day Single
$13 - $20
First Anytime Day Single
$20 - $30
Train from Newport (S Wales) to Carmarthen
Ave. Duration
2 h 6 min
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 Bridgend to Carmarthen
Ave. Duration
1 h 27 min
Frequency
Hourly
Estimated price
$23 - $35
Website
arrivatrainswales.co.uk
Advanced Single
$11 - $16
Anytime Day Single
$23 - $35
First Anytime Day Single
$35 - $55
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 Heathrow Airport Terminal 5, Heathrow Terminal 5 to Three Mile Cross, Mereoak Lane - Park & Ride
Ave. Duration
1 h 10 min
Frequency
Every 2 hours
Estimated price
$7 - $11
Website
nationalexpress.com
Bus from Reading to Carmarthen
Ave. Duration
4 h 20 min
Frequency
Once daily
Estimated price
$17 - $22
Website
nationalexpress.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.

Trips from Heathrow Terminal 5 Underground Station