The average bus between London and Nantgarw takes 4h 39m and the fastest bus takes 3h 58m. There is a bus service every few hours from London to Nantgarw. 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 hourly between London and Nantgarw. The earliest departure is at 12:30 AM at night, and the last departure from London is at 11:59 PM which arrives into Nantgarw at 6:40 AM. All services require a transfer at Kingsway GR and take an average of 4h 39m. The schedules shown below are for the next available departures.

6h 10m • 1 change

4h 47m • 1 change

3h 58m • 1 change

4h 17m • 1 change

9h 58m • 1 change

3h 58m • 1 change

4h 58m • 1 change

5h 8m • 1 change

6h 10m • 1 change

3h 58m • 1 change

4h 28m • 1 change

4h 28m • 1 change

6h 10m • 1 change

4h 58m • 1 change

4h 28m • 1 change

4h 28m • 1 change
Want to know about travelling from London to Nantgarw? 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 London to Nantgarw. However, there are services departing from London station and arriving at Nantgarw station via Kingsway GR. The journey, including transfers, takes approximately 4h 39m.
London to Nantgarw bus services, operated by National Express, depart from London Victoria station.
London to Nantgarw bus services, operated by National Express, arrive at Kingsway GR station.
The distance between London and Nantgarw is 217 km. The road distance is 255 km.
National Express operates a bus from London Victoria to Kingsway GR hourly. Tickets cost £29–70 and the journey takes 3h 35m. FlixBus also services this route every 2 hours.