The average bus between Chelsea and Harpenden takes 2h 3m and the fastest bus takes 1h 35m. There is an hourly bus service from Chelsea 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 hourly between Chelsea and Harpenden. The earliest departure is at 4:25 AM at night, and the last departure from Chelsea is at 10:00 PM which arrives into Harpenden at 12:00 AM. All services require a transfer, and take on average 2h 3m. The schedules shown below are for the next available departures.

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2h 7m • 1 changeWant to know about travelling from Chelsea 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 Chelsea to Harpenden. However, there are services departing from Green Line Coach Station and arriving at Old Cock Inn station via Black Boy PH station. The journey, including transfers, takes approximately 2h 3m.
Chelsea to Harpenden bus services, operated by Green Line, depart from Green Line Coach Station.
Chelsea to Harpenden bus services, operated by Arriva UK, arrive at Old Cock Inn station.
The distance between Chelsea and Harpenden is 38.8 km. The road distance is 45 km.
You can take a bus from Green Line Coach Station to Old Cock Inn via Black Boy PH in around 1h 53m.