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Cardiff to London train

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.

Find cheap train tickets from Cardiff to London

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.

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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 £18.00 MORE 2h13m
Other modes of transport available to travel from Cardiff to London
from £2.00 MORE 3h47m
from £1.50 MORE 3h51m
from £6.00 MORE 3h45m
from £29.89 MORE 7h03m

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

Travel information for your train journey

Cardiff London train

Route Cardiff to London

Train duration 2h13m
Arrival city London, England
Departure city Cardiff, Wales
Distance 131 Miles
Lowest train ticket price from £18.00
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.

Using the train is a fast and easy option to get to London from Cardiff. The average train time from Cardiff to London is 2h13m to travel the 131 miles.

Based on our data, the best fare to travel in the next month is £18.00. This fare is based on an adult fare and is not including the money you can save with a discount card.

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.

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

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
£22.00 MORE 24/03/2017 12:55 Great Western Railway 19 hours ago
£22.00 MORE 24/03/2017 13:55 Great Western Railway 19 hours ago
£33.50 MORE 11/03/2017 14:26 Great Western Railway 2 days ago
£33.50 MORE 11/03/2017 13:26 Great Western Railway 2 days ago
£33.50 MORE 16/03/2017 09:26 Great Western Railway 6 days ago
£33.50 MORE 24/03/2017 08:55 Great Western Railway 19 hours ago
£33.50 MORE 24/03/2017 09:26 Great Western Railway 19 hours ago
£33.50 MORE 11/03/2017 13:30 Great Western Railway 2 days ago
£37.50 MORE 28/02/2017 12:55 Great Western Railway 6 days ago
£37.50 MORE 24/03/2017 14:25 Great Western Railway 19 hours ago

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

> Search train from Cardiff to London

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.

To understand the savings that you can make with a railcard, you need to assess how many trips you need to save money. You will see that usually only a few trips are needed.

For your assessment, you have to include the railcard cost, for instance £30, the discount on each trip (i.e.: 34%) and the cost of your ticket. The average cost of a Cardiff London ticket is £36.61 (1).

Divide the railcard cost by the saving: £30/34%= £88. Now divide £88 by £36.61: £88/£36.61 = 2.4. It will take you about 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 £36.61 £24.41 £12.20 2.41

(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

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.

Cardiff - London: the best time to book cheap trains

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

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The cost for train tickets Cardiff to London tend to increase as you approach your travel date.

If we look at our data, if you buy your seat 2 months in advance, tickets should be available from £18 whereas if booking on the day you're travelling, you will need to spend a minimum of £44 for your trip. Thus, you may save 58% on the cost of your train by purchasing your seat 2 months in advance as opposed to on the day you're travelling.

The results are based on the best prices found in the past 6 months when buying in advance or at the last minute.

Next train departures

When are the next trains to London?

See all departures Today Tomorrow

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.

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 £18 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