Bus from London to Cardiff
Book your bus ticket to Cardiff from London today
Duration 3 hours 15 minutes (fastest time)
Departures Up to 15 services per day
Why travel with megabus?
Free Wi-Fi onboard*
Charging points onboard*
Free 20kg luggage allowance
Great value fares
4 million happy customers
* Subject to availability
London to Cardiff bus details
Our route M7 bus stops at 3 stops between London and Cardiff. The bus sets off from Victoria Coach Station and drops you off at Kingsway, Stop GQ
See the best bits of London on your next trip by hopping on our non-stop megasightseeing.com bus tour. So all you need to do is sit back, relax and soak up the sights from the comfort of the top deck.
megabus tickets are available from megabus staff or from the megabus self service ticket machines at Victoria Coach Station
megabus authorised agents
Green Line Travel Shop is in Victoria
Mon - Fri 0900 - 1630
Sat - Sun 0830 - 1600
TFL Victoria Coach Station
Never been on one of our buses? Well now you can experience what we have to offer from the comfort of your own home.
Check out the megabus experience with our amazing videos and 3D tours.
Frequently Asked Questions
How long does it take to travel from London to Cardiff by bus?
The fastest bus from London to Cardiff takes 3 hours 15 minutes
When is the first bus from London to Cardiff?
The earliest bus from London to Cardiff leaves at 00:30
When is the last bus from London to Cardiff?
The latest bus from London to Cardiff leaves at 23:00
How many daily bus trips are there from London to Cardiff?
Megabus runs up to 15 trips per day from London to Cardiff