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Cardiff to London train ticket prices

For a train from Cardiff to London, Advance Tickets start at just £28.00*, with average fares around £32.37. Additionally, Off-Peak train tickets, Return train tickets, and Anytime Train Tickets are also great tips for saving money on train travel. Enjoy the cheapest and happiest journey with TrainPal. For more money-saving information, welcome to our UK cheap train ticket guide.

Cardiff to London train times

Journey from Cardiff to London on the fastest train in 2h 3m, usually 2h 9m. Every day, 20 trains leave from Cardiff, starting at 09:01 and ending at 23:11. During Off-Peak Times from 09:30 on weekdays, enjoy a quieter and less crowded journey. Get real-time updates on train schedules, delays, and cancellations. Save time, effort, and money with us.

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  • Sun

    22 Dec

  • Mon

    23 Dec

  • Tue

    24 Dec

  • Wed

    25 Dec

  • Thu

    26 Dec

  • Fri

    27 Dec

  • Sat

    28 Dec

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DepartsArrivesStatusDurationOperator

09:01

Cardiff Central

11:05

London Paddington
On time

2h 4m

Great Western Railway
Find tickets

09:35

Cardiff Central

11:38

London Paddington
On time

2h 3m

Great Western Railway
Find tickets

10:19

Cardiff Central

12:30

London Paddington
On time

2h 11m

Great Western Railway
Find tickets

11:20

Cardiff Central

13:29

London Paddington
On time

2h 9m

Great Western Railway
Find tickets

11:25

Cardiff Central

14:08

London Paddington
On time

2h 43m

Great Western Railway
Find tickets
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Cardiff to London Train journey information

Experience seamless journey planning from Cardiff to London. Explore the earliest and latest train times, departure and arrival stations, distance, journey time, and pricing options to optimise your trip.

First train
09:01
Last train
23:11
Departure station
Cardiff
Arrival station
London
Distance
131 miles (211 km)
Journey time
From 2h 3m
Price
From £28.00
Train operators
Great Western Railway

Direct train route from Cardiff to London

When travelling from Cardiff to London, check the TrainPal Train Journey Planner. The average journey time is 2h 9m, covering 211 km. There are 20 trains available each day, from the first departure at 09:01 to the last at 23:11.

Departing from Cardiff Central

The quickest train from Cardiff to London departs from Cardiff Central, located in the city centre. Cardiff Central is a major rail hub, connecting destinations across Wales and the UK. It serves as a key interchange for the Valleys & Cardiff Local Routes and is accessible by bus, taxi, or car.

Primary operators at Cardiff Central include Transport for Wales, Great Western Railway, and CrossCountry, linking cities such as Swansea, Newport, Bangor, Manchester, Birmingham, Nottingham, and Newcastle.

Main stops

Stops on this route typically include Newport(South Wales), Bristol Parkway, Swindon(Wilts), and Reading, but may vary by time and operator.

Arriving at London Paddington

The fastest train from Cardiff to London arrives at London Paddington, a major railway and Underground station at Praed Street, Paddington, London W2 1HQ. Key operators include Great Western Railway, Elizabeth Line, and Heathrow Express.

This station is a crucial transport hub, offering services to Heathrow Airport and destinations in the west of England and Wales, such as Bristol Temple Meads, Exeter St Davids, and Oxford.

London Paddington connects directly to the Bakerloo, Circle, District, and Hammersmith & City lines. Nearby attractions include The Savoy, the London Eye, The Regent’s Park, and the Royal Albert Hall.

GWR trains from Cardiff to London

Great Western Railway trains from Cardiff Central to London Paddington take around 1 hour and 49 minutes. The journey offers breathtaking views of South Wales' rolling hills, the scenic Cotswolds countryside, and the delightful outskirts of London.

Great Western Railway, an iconic British railway, connects London to cities like Bristol, Cardiff, and Exeter. For over 180 years, GWR has been celebrated for its exceptional service, reliability, and passenger comfort. Experience seamless travel across South West England and Wales with GWR.

Great Western Railway Standard Class

In Standard Class on the GWR, passengers benefit from family-sized tables, power sockets, and plenty of space for luggage.

Great Western Railway First Class

GWR offers free refreshments, improved Wi-Fi, and power socket-equipped tables at your spacious seat.

Travel with Great Western Railway

We deliver essential travel info, such as baggage limits, bike policies, travelling with children and pets, and assistance services.

  • Luggage: You can bring three pieces of luggage, but items larger than 30 x 70 x 90 cm are prohibited.
  • Bicycles: Folding bikes with wheels up to 20 inches are allowed. E-scooters are not permitted anywhere on board.
  • Children: Children under 5 travel free on most journeys, ages 5-15 get 50% off, and 16-year-olds use the 16-17 Saver for 50% off.
  • Pets: Each customer may bring up to two small pets, such as dogs or cats, at no extra charge.
  • Passenger Assist: Services for passengers with special needs include assistance, help boarding, reserving wheelchair spaces, detailed rail info, and pet assistance.

Save 1/3 with Railcards from Cardiff to London

 16-25 Railcard 16-25 Railcard

£21.58

With 16-25 Railcard

£32.37

Without
Buy 16-25 Railcard

 26-30 Railcard 26-30 Railcard

£21.58

With 26-30 Railcard

£32.37

Without
Buy 26-30 Railcard

 Family & Friends Railcard Family & Friends Railcard

£21.58

With Family & Friends Railcard

£32.37

Without
Buy Family & Friends Railcard

 Two Together Railcard Two Together Railcard

£21.58

With Two Together Railcard

£32.37

Without
Buy Two Together Railcard

 Senior Railcard Senior Railcard

£21.58

With Senior Railcard

£32.37

Without
Buy Senior Railcard

 Network Railcard Network Railcard

£21.58

With Network Railcard

£32.37

Without
Buy Network Railcard

How to buy cheap Cardiff to London train tickets

Explore more money-saving tips for your train journeys. Start saving today and enjoy affordable train travel with TrainPal.

<a href='/split-ticket'>Split tickets</a>

Split tickets

Break the journey into sections for potential cheaper rail fares.
<a href="/train-ticket-types/advance-train-tickets">Book in advance</a>

Book in advance

Save on long journeys with Advance tickets. Buy up to 12 weeks ahead.
<a href="/train-ticket-types/off-peak-and-super-off-peak-train-tickets">Off-Peak train tickets</a>

Off-Peak train tickets

Cheaper train tickets for less busy times. Combine with Advance fares for the best deals.
<a href='/railcard-guide'>Use a Railcard</a>

Use a Railcard

Save 1/3 on train fares with multiple Railcards available.
<a href="/train-ticket-types/train-season-tickets">Save with Season Tickets</a>

Save with Season Tickets

Unlimited travel between 2 stations. Save more than daily tickets.
<a href="/train-ticket-types/groupsave-train-tickets">Travel in groups</a>

Travel in groups

GroupSave on Off-Peak tickets: 1/3 off for groups of 3-9 adults.
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* Prices are dynamic and subject to change. Ticket prices vary based on time of day, route, and class. This pricing does not apply to discounted Split tickets and Railcards.
** Save an average of 73% by combining Advance Ticket savings of 73% with an additional 30% through split tickets. These savings apply to Advance fares booked at least one week before travel, excluding Anytime fares purchased on the day of travel. Availability may vary by route and may not be combined with other offers.
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