The average bus between Clapham and Watford Junction takes 2h 10m and the fastest bus takes 1h 33m. The bus runs at least 2 times per hour from Clapham to Watford Junction. 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 30 minutes between Clapham and Watford Junction. The earliest departure is at 12:58 AM at night, and the last departure from Clapham is at 10:45 PM which arrives into Watford Junction at 12:43 AM. All services require a transfer at Marble Arch and take an average of 2h 10m. The schedules shown below are for the next available departures.


2h 6m • 2 changes


1h 55m • 2 changes


2h 10m • 2 changes
Arrives next day


1h 59m • 2 changes


1h 45m • 2 changes


1h 45m • 2 changes


1h 33m • 2 changes


1h 46m • 2 changes


1h 45m • 2 changes


1h 45m • 2 changes


1h 33m • 2 changes


1h 46m • 2 changes
Want to know about travelling from Clapham to Watford Junction? 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 Clapham to Watford Junction. However, there are services departing from Clapham station and arriving at Watford Junction station via Marble Arch Station / Park Lane station. The journey, including transfers, takes approximately 2h 10m.
Clapham to Watford Junction bus services, operated by Arriva UK, depart from Clapham Common station.
Clapham to Watford Junction bus services, operated by Arriva UK, arrive at Black Boy PH station.
The distance between Clapham and Watford Junction is 28.6 km. The road distance is 47 km.
You can take a bus from Clapham Common to Watford Junction station via Marble Arch and Black Boy PH in around 2h 11m.