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London to Cardiff Bus

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10/03/2026
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London to Cardiff by bus

The journey from London to Cardiff by bus is 214.04 km and takes 4 hrs 14 mins. There are 183 connections per day, with the first departure at 12:10 am and the last at 11:59 pm. It is possible to travel from London to Cardiff by bus for as little as RM 34.44 or as much as RM 222.89. The best price for this journey is RM 34.44.

Lowest Price RM 34.44
Journey Duration 4 hrs 14 mins
Connection per Day 183
Lowest Price RM 34.44
Highest Price RM 222.89
First Departure 12:10 am
Last Departure 11:59 pm
Distance 214.04 km
Departure London
Arrival Cardiff
Carriers FlixBus, National Express

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Price as departure date approaches

Bus companies may charge higher ticket prices as the date of departure approaches. Prices in the next days can range from around RM 24.05 to RM 54.58 but may be subject to change. Our advice is to book as early as possible to potentially save up to 56% on your trip!

Find the best day to travel to Cardiff by bus

When travelling to Cardiff by bus, if you want to avoid crowds you can check how frequently our customers are travelling in the next 30-days using the graph below. On average, the peak hours to travel are between 6:30am and 9am in the morning, or between 4pm and 7pm in the evening. Please keep this in mind when travelling to your point of departure as you may need some extra time to arrive, particularly in big cities!

Services on board FlixBus and National Express from London to Cardiff
Compare services on board when travelling from London to Cardiff by bus.
Facilities FlixBus National Express
power_sockets Power sockets check check
luggage Luggage check check
food_and_drink Food and drink check check
air_con Air conditioning check check
wifi WiFi check check
accessibility Accessibility check check
bicycle Bicycle check check
entertainment_portal Entertainment Portal check cross
mobility_and_wheelchair_services landingPage.services.mobility_and_wheelchair_services check cross
quiet_zone Quiet zone cross check
sleeper_couchette Sleeper cross check

London to Cardiff CO2 Emissions by Bus

Ecology
Train
14.98kg
Bus
16.05kg
Flight
42.81kg
Car
34.25kg

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Frequently Asked Questions

How much is a bus ticket from London to Cardiff?
A bus ticket from London to Cardiff is RM 77.03. However the price varies depending on how early you buy, and if it's peak time to travel. Occasionally you can find them for as cheap as RM 34.44.
What's the cheapest bus ticket from London to Cardiff?
The cheapest ticket you can get from London to Cardiff is RM 34.44. We recommend booking as early as possible and off-peak hours to get the cheapest ticket possible. Off-peak times are usually from 09:30 to 16:00, and after 19:00.
What's the distance between London and Cardiff by bus?
London to Cardiff is 214.04 km.
How long does the bus between London and Cardiff take?
London to Cardiff is on average 4 hrs 14 mins. However the fastest option will get you there in 2 hrs 30 mins.
Which companies operate from London to Cardiff?
The bus journey from London to Cardiff is covered by 1 operator(s). On Virail you can find these carriers that provide services on this route: FlixBus and National Express.
How many bus connections per day go from London to Cardiff?
London to Cardiff has 183 connection(s) per day on average.
What time does the first bus from London to Cardiff leave?
The earliest bus from London to Cardiff departs at 12:10 am. However be sure to check with us the schedule on the day you want to leave as the time may differ.
What time does the last bus from London to Cardiff depart?
The latest bus from London to Cardiff departs at 11:59 pm. However be sure to check with us the schedule on the day you want to leave as the time may differ.
Should I book my ticket from London to Cardiff in advance?
If you can, we recommend booking your ticket as early as possible to ensure you get better savings. The cheapest bus ticket we have found is RM 34.44 but this may be subject to change depending on the day of travel, hour you wish to depart and how far in advance you book.
How many direct connections depart from London to Cardiff?
There are on average 155 direct connection(s) from London to go to Cardiff.
What's the fastest journey time between London to Cardiff by bus?
The fastest journey time by bus between London and Cardiff is 2 hrs 30 mins.
Is there a direct bus from London to Cardiff?
Yes, there is a direct bus between London and Cardiff.
What are the CO2 emissions for London to Cardiff by bus?
The bus journey from London to Cardiff creates 16.05kg of CO2 emissions.

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