Cardiff to London train

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Find cheap train tickets from Cardiff to London

Thanks to Gopili, compare train ticket prices and find the best price to travel from Cardiff to London by train. Our service is dedicated to helping you find the cheapest Cardiff to London train ticket and gives you practical information: booking, next departures, timetables, fares, and good deals.

Cheap train calendar from Cardiff to London

Find cheapest tickets to travel from Cardiff to London by train, bus, ride sharing and plane. With the calendar below, choose the day you want to travel and easily find the cheapest price.

  june august   july
monday tuesday wednesday thursday friday saturday sunday


National Express£12




National Express£12



Ticket prices and availability have been recorded in the last 6 hours from the data provided by our partners.

Find the best prices for train tickets Cardiff to London

from £15.00 MORE 2h17m
Other modes of transport available to travel from Cardiff to London
from £2.50 MORE 3h50m
from £1.50 MORE 3h58m
from £24.99 MORE 7h50m

Cardiff - London: the best time to book cheap trains

Cost of the train when booking in advance or at the last minute















Same day

Days before Departure

The cost for train tickets Cardiff to London tend to increase if you don't book early. If we look at our data, if you buy your seat 2 months in advance, the price of the ticket starts at £19 while when booking on the day you're travelling, you will have to pay at least £46 for your journey. Thus, you may save 59% on the price of your ticket by buying your ticket 2 months in advance as opposed to on the day you're travelling.

The figures are based on the cheapest prices found in the past six months when buying in advance versus at the last minute.

Travel information for your train journey

Cardiff London train

Route Cardiff to London

Cardiff London train map

Train duration 2h16m
Arrival city London, England
Departure city Cardiff, Wales
Distance 132 Miles
Lowest train ticket price from £15.00
Train operators for Cardiff to London Great Western Railway

There are a lot of train operators across the UK & Europe but the trains connecting Cardiff in Wales to London in England are run by Great Western Railway.

Travelling by train is a fast and easy option to travel to London from Cardiff. The average train duration from Cardiff to London is 2h16m to travel the 132 miles.

Looking at our data, the lowest fare to travel by train in the next 30 days is £15.00. This fare is based on an adult ticket and is not including the money you can save with a discount card.

Discount Cardiff to London train tickets

National Railcards can save you a lot if you're taking the train. Depending on your age as well as your situation, you might want to get one of the five existing railcards: Disabled persons, 16-25, Two together, Senior or Family and Friends railcards. Railcards can enable you to pay less for your Cardiff London train ticket.

If you want to understand the savings that you can make with a railcard, you have to calculate the number of journeys you need to make earnings. You will see that usually only a few trips are needed.

For your calculation, you must include the cost of your railcard, i.e £30, your savings on each trip (i.e.: 34%) as well as the cost of your ticket. The average price of a Cardiff London ticket is £29.57 (1).

Divide the cost of your railcard by the discount: £30/34%= £88. Then divide £88 by £29.57: £88/£29.57 = 2.98. You will need to make on average 3 trips from London to Cardiff (one way trip) with your railcard to be profitable.

Railcards enable you to get a third off most adult fares for a year. A Disabled persons railcard costs £20 and the 5 other ones £30.

(1)Average prices observed over the last 3 months for one way journey

Train Journey Average price without railcard(1) With a railcard 34% off(2) Saving based on a one-way trip Number of return trips to pay off the cost
Cardiff to London train £29.57 £19.71 £9.86 2.98

(1)Average price observed over the last 3 months for one way

(2)Price calculated with an average reduction of 34% on train tickets fare

And if you change?

Other alternatives of transport exist to travel from Cardiff to London:

Bus from Cardiff to London

Flights from Cardiff to London

Things to do in London

We have created for you a list of 6 places that you can visit in London.

  • London Eye
  • Tower Bridge
  • British Museum
  • Westminster Abbey
  • Covent Garden Market
  • Tower of London

As travel experts, we are aware that planning a trip and gathering all the information about a specific destination can last for hours. We aim to help you by providing some points of interests, whether you are coming for the weekend or for longer.

Each year, many travellers are visiting London. If you would like discover one of the most popular place of the city, you should visit London Eye. If you have some time, we will also recommend you to visit Westminster Abbey or Tower Bridge to complete your trip.

Another noteworthy place that you can visit is Covent Garden Market if you wish to know more about the city.

British Museum is also a place that we will recommend you to see if you have spare time during your stay.

Lastly, if you're still looking to discover more about London, Tower of London can be the final step of your trip. While visitors might not consider it as the most interesting place to visit, it will enable you to get a full view of the city and its character.

Best price found for train ticket from Cardiff to London

We compare train ticket prices for all major companies to travel from Cardiff to London by train and find the best price for you. Here are the best prices selected for the coming days to go to London. Your Cardiff to London train ticket is just few clicks away!

Journey Price Departure on At Company Searched
£25.50 22/08/2017 12:30 Great Western Railway 5 days ago
£25.50 22/08/2017 17:30 Great Western Railway 5 days ago
£25.50 22/08/2017 13:30 Great Western Railway 5 days ago
£25.50 22/08/2017 18:30 Great Western Railway 5 days ago
£25.50 22/08/2017 17:25 Great Western Railway 6 days ago
£25.50 22/08/2017 12:25 Great Western Railway 5 days ago
£25.50 22/08/2017 18:25 Great Western Railway 6 days ago
£30.00 31/07/2017 19:26 Great Western Railway 7 days ago
£30.00 31/07/2017 13:26 Great Western Railway 7 days ago
£30.00 31/07/2017 18:30 Great Western Railway 7 days ago

Best price found for Cardiff to London train ticket for the next 30 days.

> Search train from Cardiff to London

Where to find cheap train tickets

Great Western Railway

Looking for a cheap ticket for your upcoming trip by train? No need to panic. We found Great Western Railway tickets from £15 for your trip.

Transport operators from Cardiff to London

The following table lists the various transport operators serving the route Cardiff to London.

Transport operators Departure Arrival
Great Western Railway Cardiff London

How to find cheap train tickets Cardiff to London ?

Finding cheap train tickets can be challenging as train travel can be costly. Thus we would like to highlight our recommendations in order to get cheap train tickets Cardiff to London.

  • To travel for less you have to get your ticket in advance. The best time to purchase your advance train ticket is about 90 days before. So you must try to book abount three months in advance. Thanks to this technique you should enjoy great savings of up to 80%.
  • The most expensive times to travel are during the morning commute time and in the late afternoon for your train ticket Cardiff to London. Train fares are more expensive during these times so you will pay less by travelling very early, mid day or late in the evening.
  • If you already know at what time you wish to come back, we suggest you to have a look at the price of two single tickets as they are sometimes cheaper than a return. You need to take the exact train you booked.
  • Sometimes, getting a ticket from Cardiff to an intermediary city as well as a second ticket from this station to London is cheaper than getting a single ticket for your entire journey. Splitting your ticket can help you pay less.

Next train departures

When are the next trains to London?

Departure Arrival Duration Company
London Paddington
2h06m Great Western Railway
London Paddington
2h06m Great Western Railway
London Paddington
2h11m Great Western Railway
London Paddington
2h07m Great Western Railway
London Paddington
2h15m Great Western Railway
London Paddington
2h06m Great Western Railway

The table above only shows the remaining services for today and will display a maximum of 10 train departures.

See all departures: Today / Tomorrow

Based on our data, 5 trains from Cardiff to London are available today and 5 tomorrow. The first Cardiff London train departs at 12:26 and the last one departs at 19:26. The first and last departure hours might change on each day of the week and there can be less trains during weekends as well as public holidays. Rail operators may as well increase or decrease the number of trains during school holidays or depending on the season.

Different train ticket types for your journey

There are several types of train tickets Cardiff to London proposed by each company, allowing passengers to choose between flexibility and cost. Travellers can purchase tickets on the website of the railway companies or on train ticket sales websites being accredited. Here is a description of each type of train ticket:

The Advance Tickets are tickets for single journeys, valid in 1st and 2nd class. They can be bought 12 weeks in advance, and they are sold in limited numbers and are subject to availability. In general, the earlier you buy them, the cheaper the fare is. You should be aware that the Advance ticket is non-reimbursable. Even though, you can change the time and the date of the journey before departure.

The Off-Peak Tickets are the cheapest tickets to travel in less occupied trains. Offering an advantageous quality-price ratio, these tickets require passengers to travel off-peak. You can book tickets at any time, in advance or just before the trip. The rail ticket is refundable but administrative fees may be charged; these fees can't be superior to £10.00.

The Anytime Tickets are entirely flexible: you can travel whenever you desire. Tickets can be bought in advance or immediately before travel. There are no restrictions on when you want to go, even though you will need to purchase a new ticket if you want to modify the date, destination or class.

You can also purchase a Season Ticket for 7 days or a period of either 1 month or 1 year. Usually these tickets are available for short and medium distances in the England.

The last Rovers and Rangers ticket type allows you unlimited travel for an area and time period with all train companies.

Book cheap train from Cardiff to London

You have different options to purchase your Cardiff to London train ticket:

Can I book my ticket online?

Booking your train tickets online is simple and can be done quickly. Most rail companies give the ability to do it with their website.Tickets can be collected at the station only two hours after you bought them using the fast ticket machine. Please be aware you will need the card that you've used to pay as well as your collection number.

Can I buy tickets over the phone?

If you prefer a chat with an advisor that will help you get your journey sorted, you can do it with most rail companies.

Is it possible to book a train ticket directly at the station?

While the mainline stations in the UK have a self-service ticket machine as well as a ticket office to get your train ticket, suburban stations may not. Look at the opening hours and the available services before your journey.

By using our fast and simple search engine, you can compare hundreds of train tickets from all major train operators. Gopili aims to help you get cheap train tickets from Cardiff to London! For your information, train tickets London to Cardiff are also available for your return train.

Price barometer for train tickets covering this trip

The gopili price barometer gives the prices for a Cardiff to London train and helps you to know whether you are getting a good deal:


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Average prices over the last 9 months based on user searches