The average bus between Caerphilly Castle and London takes 5h 1m and the fastest bus takes 3h 58m. The bus service runs several times per day from Caerphilly Castle to London. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between Caerphilly Castle and London. The earliest departure is at 7:02 AM in the morning, and the last departure from Caerphilly Castle is at 10:14 PM which arrives into London at 5:40 AM. All services require a transfer at Castle Entrance and take an average of 5h 1m. The schedules shown below are for the next available departures.

3h 58m • 1 change
5h 33m • 1 change
4h 55m • 1 change
5h 35m • 1 change
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4h 55m • 1 change
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3h 58m • 1 change
5h 33m • 1 change
4h 55m • 1 change
5h 35m • 1 change
3h 58m • 1 change
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5h 35m • 1 change
3h 58m • 1 change
5h 30m • 1 change
4h 55m • 1 change
5h 35m • 1 changeWant to know about travelling from Caerphilly Castle to London? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Caerphilly Castle to London. However, there are services departing from Kingsway K14 station and arriving at Heathrow Terminal 5 station via Heathrow Terminal 5 station. The journey, including transfers, takes approximately 5h 1m.
Caerphilly Castle to London bus services, operated by National Express, depart from Kingsway K14 station.
Caerphilly Castle to London bus services, operated by National Express, arrive at Heathrow Terminal 5 station.
The distance between Caerphilly Castle and London is 214 km. The road distance is 238 km.
National Express operates a bus from Kingsway K14 to Heathrow Terminal 5 hourly. Tickets cost £19–35 and the journey takes 2h 45m.