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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 M10 bus stops at 5 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 bus tour. So all you need to do is sit back, relax and soak up the sights from the comfort of the top deck.

Book now!

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
 Opening times
  Mon - Fri 0900 - 1630
  Sat - Sun 0830 - 1600
TFL Victoria Coach Station


Bus from London to Cardiff with megabus

megabus experience

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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