Trains from London to Cardiff

Sat, Mar 23
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See the cheapest trains from London to Cardiff

Today
31 trains from$ 67
Tomorrow
29 trains from$ 67
Fri, Mar 29
10 trains from$ 41

Travelling tomorrow? Book one day in advance. Most of our users choose this option.

Enjoy the ride! Most of our users travel this route by bus.

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Prices across different modes

Train
Bus
Flight
Fri
Mar 22
$ 67Great Western Railway
$ 10National Express
$ 387KLM
Sat
Mar 23
$ 67Great Western Railway
$ 9National Express
$ 387KLM
Sun
Mar 24
$ 67Great Western Railway
$ 10National Express
$ 180Thomsonfly
Mon
Mar 25
$ 67Great Western Railway
$ 9National Express
$ 314Smartwings
Tue
Mar 26
$ 66Great Western Railway
$ 9National Express
$ 345Air France
Wed
Mar 27
$ 66Great Western Railway
$ 9National Express
$ 346Air France
Thu
Mar 28
$ 50Great Western Railway
$ 9National Express
$ 384Air France
Fri
Mar 29
$ 41Great Western Railway
$ 10National Express
$ 313KLM
Sat
Mar 30
$ 62Great Western Railway
$ 9National Express
$ 267KLM
Sun
Mar 31
$ 62Great Western Railway
$ 10National Express
$ 313KLM
Mon
Apr 1
$ 39Great Western Railway
$ 9National Express
$ 279KLM
Tue
Apr 2
$ 57Great Western Railway
$ 9National Express
$ 226KLM
Wed
Apr 3
$ 40Great Western Railway
$ 9National Express
$ 259KLM
Thu
Apr 4
$ 40Great Western Railway
$ 14National Express
$ 244KLM
Fri
Apr 5
$ 39Great Western Railway
$ 14National Express
$ 155Eurowings
Sat
Apr 6
$ 57Great Western Railway
$ 9National Express
$ 213easyJet
Sun
Apr 7
$ 50Great Western Railway
$ 10National Express
$ 361KLM
Mon
Apr 8
$ 57Great Western Railway
$ 9National Express
$ 110Eurowings
Tue
Apr 9
$ 50Great Western Railway
$ 9National Express
$ 266KLM
Wed
Apr 10
$ 57Great Western Railway
$ 9National Express
$ 279KLM
Thu
Apr 11
$ 51Great Western Railway
$ 11National Express
$ 244KLM
train

Journey Summary

London to Cardiff Train Information

Avg. Train Duration:
3 hours 30 minutes
Train Ticket Price:$ 44
Trains depart from:London
Trains arrive in:Cardiff
Distance:211 Kms
TrainTrain Companies:Great Western Railway

Trains from London to Cardiff

Trains in the UK from London to Cardiff run twice an hour from the early morning into the late evening, with service slowing during later hours. During the week, all trains are direct and there are two peak fare periods each day in the morning and in the late afternoon. On the weekend, service varies slightly, with more trains requiring a change and first services tending to depart in the mid-morning. Direct trains usually complete the journey in about 2-3 hours, depending on the number of stations the service stops at. On trains that require a change, passengers may have to transfer at Bath Spa, Gloucester, Newport Gwent, and/or Swindon to complete their journey - and this could extend the trip to up to 3.5 hours. Train services on this connection are provided by First Great Western.

London to Cardiff trains: Not what you're looking for?

Return trains from Cardiff to London | Compare all modes of traveling from London to Cardiff | Or learn more about cheap trains to Cardiff


London to Cardiff Train Cost

Average prices for trains from London to Cardiff when you book in advance

Booking Period

Average Price

Same Day

€82

1 Day in Advance

€69

1 Week in Advance

€64

2 Weeks in Advance

€64

1 Month in Advance

€64

3 Months in Advance

€64

London to Cardiff Trains: General Information

Trains from London to Cardiff offer a far quick and convenient alternative connection between the two cities. Travelers can offset some of the cost of train tickets by planning ahead and booking tickets as far in advance as possible.

  • autobus All London to Cardiff trains are run by First Great Western.
  • autobus All trains are direct, depart from London's Paddington train station and arrive at Cardiff's central station.
  • autobus Trains from London to Cardiff take 2 hours to arrive in Cardiff.
  • autobus Most travelers book their London to Cardiff train tickets 1 day in advance of the travel date.




Based on Omio's travel data, as the table above clearly illustrates, ticket prices on London to Cardiff trains decrease the further they are booked in advance:

  • It is 16% cheaper to book a London to Cardiff train a day ahead of time rather than purchasing a ticket at the station.
  • It is 22% cheaper to book a train ticket 1 week in advance as opposed to the day you intend to travel.
  • Finally, London to Cardiff train costs are 22% cheaper when booked 1 month in advance as opposed to purchasing a train ticket on the day of departure.

Taking the Train from London

A thriving and exciting metropolis, London is home to hundreds of monuments, sights and attractions. Trains from London to Cardiff leave from the iconic Paddington Station. The station is well known from the Paddington Bear children’s story, from where he gets his name, as well as being one of the designs of legendary British engineer, Isambard Kingdom Brunel. The station is located in the west of Central London and is easily accessible by a variety of public transport. On the London Underground, Paddington can be reached on the Bakerloo, Hammersmith & City, District and Circle lines. A large number of buses and night buses stop at the station, including bus number 23 which also travels to Liverpool Street Station via Piccadilly Circus, Trafalgar Square and the Strand. The station is the terminus for First Great Western, and has been for the successors of the Great Western Railway since 1863. The station is also the terminus for the Heathrow Express and Heathrow Connect trains, offering fast trains to London Heathrow airport.

Getting into Cardiff by Train

Cardiff, the capital of Wales, is a vibrant old industrial city that is proud of its Welsh culture with a variety of attractions for all visitors. Trains from London to Cardiff will arrive at Cardiff Central station. The train station is centrally located and offers within walking distance the Millennium Stadium, St David's Centre, Cardiff Arms Park and Cardiff Castle. As a major hub for train travel within the surrounding valleys, rail connections onward are possible here including to Swansea, where many of the trains from London to Cardiff will continue to. The central bus station is located adjacent to the railway station, and bus connections to Cardiff International Airport are available from either station.

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Best fares for trains from London to Cardiff

This Weekend
This month
Next Month
Sat, Mar 23
Train
Great Western Railway
14:002h 42m16:42
LondonCardiff
Fastest Trains from London to Cardiff
Fri, Mar 29
Train
Great Western Railway
13:451h 59m15:44
LondonCardiff
Sat, Mar 30
Train
Great Western Railway
13:452h15:45
LondonCardiff
Sat, Apr 6
Train
Great Western Railway
07:452h09:45
LondonCardiff
Return Train Tickets for Cardiff to London
Sat, Mar 23
Train
Great Western Railway
10:302h 44m13:14
CardiffLondon
Sun, Mar 24
Train
Great Western Railway
15:202h 20m17:40
CardiffLondon
Mon, Mar 25
Train
Great Western Railway
10:262h 4m12:30
CardiffLondon
Stations
Important Stations and Airports for this Journey
London
Cardiff
TrainLondon Bridge

Amenities

Refreshments
TrainLondon Charing Cross

Amenities

Refreshments
TrainLondon Euston

Amenities

Refreshments
TrainLondon Fenchurch Street

Amenities

TrainLondon Kings Cross

Amenities

Refreshments
WC

Frequently Asked Questions

Where is the train station and what is the best way to get there?
This station is not located in the city centre but it can be reached by public transport.
Metro lines Victoria, Circle
Bus lines 91, 10, 17, 30, 45, 46, 63, 73, 205, 214
TrainLondon Liverpool Street

Amenities

Refreshments
WC

Frequently Asked Questions

Where is the train station and what is the best way to get there?
This station is not located in the city centre but it can be reached by public transport.
Metro lines Central, Circle, Hammersmith, City
TrainLondon Paddington

Amenities

Refreshments
WC

Frequently Asked Questions

Where is the train station and what is the best way to get there?
This station is not located in the city centre but it can be reached by public transport.
Metro lines Bakerloo, Circle, District
Bus lines 7, 15, 18, 23, 27, 36, 46, 105, 436
TrainLondon St Pancras

Amenities

TrainLondon Victoria

Amenities

Refreshments
WC

Frequently Asked Questions

Where is the train station and what is the best way to get there?
This station is within walking distance of the city centre and is connected to other parts of the city by public transport.
Metro lines Circle, District, Victoria
Bus lines 22, 211, 239, C1, N11
How long does it take to get from the train station to the city centre?
This station is a 5-10 minute walk from the city centre.
TrainLondon Waterloo East

Amenities

Refreshments
WC

Frequently Asked Questions

Where is the train station and what is the best way to get there?
This station is not located in the city centre but it can be reached by public transport.
Metro lines Bakerloo, Northern, Jubilee, Waterloo, City
Bus lines 1, 4, 26, 59, 68, 76, 77, 100, 139, 168, 171, 172, 176

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