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Cheap bus tickets from Cardiff to London

from 14,48 €

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What to expect of your trip

Fast, easy, and affordable options from Cardiff to London

Avg. trip duration

3 hr 37 mins

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Avg. distance

243 km

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Cheapest trip

From 14,48 €

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9

Avg. trips a day

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On this page

Bus stations and stops in Cardiff

Please note: your ticket will contain the most up-to-date address information.
Best service on board
Available options you can find for a more comfortable trip:
wifi
Free WiFi
Stay connected throughout your journey
socket
Power Outlets
Keep your devices charged on the go
seat
Comfortable seats
Relax with extra legroom and reclining seats
luggage
Luggage storage
Space to safely stow your belongings
toilet
Toilets
Conveniently available on every FlixBus
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Frequently asked questions

Traveling by bus from Cardiff to London is one of the most environmentally-friendly options available as it reduces traffic associated emissions, and passengers can offset their carbon emissions when they travel with FlixBus by clicking the CO₂ compensation box when booking their ticket.
You can get from Cardiff to London for as little as 14,48 €. Take advantage of our best deals on FlixBus tickets by traveling off-peak and during the week. You can buy your ticket from Cardiff to London most easily on this website or in the app.
When traveling from Cardiff to London, you can track your bus location on our Real-Time Bus Tracker. Just select the relevant bus stop and check the time of arrival. Find out where your bus is and check if there are delays on the route.
We offer several payment methods for purchasing your ticket from Cardiff to London securely. You can choose among card payment, PayPal, Google Pay and many more. Once in the payment section, you will be able to see all the available options and pick your preferred one. If you are having difficulties with payment, check out our help page about payments. If you buy your bus ticket onboard or at a sales point you are also given the option to pay cash.
Passengers traveling from Cardiff to London can bring one checked luggage and one piece of hand luggage for free. If you want to carry additional or special luggage, you can check all the options available on this page.
The price of a children's bus ticket from Cardiff to London depends on the age of the child and the time of booking. Children under the age of 15 receive a discount on the regular adult fare. At the time of booking, we calculate the cheapest price for you from all available rates and discounts. If the discounted price is lower than the child fare, the selected passengers pay the same price. Please, make sure you check our child travel and seat policy. Strollers and foldable pushchairs (width + length + height = max 240 cm) can be transported in the luggage compartment of the bus free of charge.
Yes, all FlixBus buses from Cardiff to London are equipped for passengers with reduced mobility. We strive to make our buses as comfortable and accessible as possible for people with disabilities and limited mobility. Service animals are allowed on board all FlixBus buses traveling from Cardiff to London. The transportation of wheelchairs, foldable wheelchairs, walking aid and other assistive mobility devices is free of charge.
FlixBus buses traveling from Cardiff to London offer extra legroom, private outlets, and restrooms. Most buses also provide free Wi-Fi.
The earliest FlixBus ride from Cardiff to London departs at 06:05.
The latest FlixBus ride from Cardiff to London departs at 17:15.
There are 13 bus stations in London; Earl’s Court - Warwick Road (Stop C), Earl’s Court - West Cromwell Road (Stop D), London Finchley Road (Stop CL), London Gateway services, London Green Line Coach Station, London Hammersmith Bridge Road, London Hammersmith Bus Station (Bay D), London Liverpool Street Station, London Marble Arch, London Paddington Train Station, London Stratford- Montifichet Road Stop U, London Victoria Coach Station, M1 London Gateway Service Area. You can find the location of the stations on the map on this page.
No, you don't need to print your ticket if you purchased it online or via the app. Simply show the driver the QR code that you received via email or that is stored in the app and you're ready to travel from Cardiff to London. It's that easy!
There is one bus station in Cardiff; Cardiff North Road (Friary Gardens). You can find its location on the map on his page.
With FlixBus, you can conveniently reach 107 destinations from London, including Birmingham, Bristol, Manchester.
Yes, weekend trip options are available from Cardiff to London. Check out the route's schedule and chose the best option to suit your plans!

Looking for bus tickets from Cardiff to London?

Look no further, we’ve got all the details you need to plan your bus trip! The journey Cardiff to London takes as little as 3 hours 20 minutes and can cost as little as 14,48 €. The first bus leaves at 06:05 and the last bus leaves at 17:15. FlixBus runs 8 rides each day between Cardiff and London and when travelling with FlixBus, you can expect free Wifi, power sockets and a guaranteed seat for your journey.
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Onboard services are subject to availability