The average bus between Harrow on the Hill and Harpenden takes 2h 12m and the fastest bus takes 1h 31m. The bus runs at least 2 times per hour from Harrow on the Hill to Harpenden. 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 Harrow on the Hill and Harpenden. The earliest departure is at 12:14 AM at night, and the last departure from Harrow on the Hill is at 9:27 PM which arrives into Harpenden at 11:00 PM. All services require a transfer, and take on average 2h 12m. The schedules shown below are for the next available departures.

5h 59m • 1 change

1h 39m • 1 change

1h 58m • 1 change

2h 8m • 1 change
Want to know about travelling from Harrow on the Hill to Harpenden? 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 Harrow on the Hill to Harpenden. However, there are services departing from Harrow on the Hill station and arriving at Harpenden station via Watford Junction station station. The journey, including transfers, takes approximately 2h 12m.
Harrow on the Hill to Harpenden bus services, operated by First Bus London, depart from Harrow School station.
Harrow on the Hill to Harpenden bus services, operated by First Bus London, arrive at Old Cock Inn station.
The distance between Harrow on the Hill and Harpenden is 27.3 km. The road distance is 40 km.
You can take a bus from Harrow School to Old Cock Inn via Watford Junction station in around 2h 7m.