The average bus between Knebworth and Heathrow takes 17h 6m and the fastest bus takes 3h 9m. The bus service runs several times per day from Knebworth to Heathrow. 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 twice daily between Knebworth and Heathrow. The earliest departure is at 10:01 AM in the morning, and the last departure from Knebworth is at 10:20 PM which arrives into Heathrow at 5:45 AM. All services require a transfer, and take on average 17h 6m. The schedules shown below are for the next available departures.

3h 54m • 1 change
3h 54m • 1 change
3h 54m • 1 change
3h 9m • 1 changeWant to know about travelling from Knebworth to Heathrow? 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 Knebworth to Heathrow. However, there are services departing from Station Road and arriving at Heathrow Central Bus Station via St Peter's Street station. The journey, including transfers, takes approximately 17h 6m.
Knebworth to Heathrow bus services, operated by Arriva UK, depart from Station Road.
Knebworth to Heathrow bus services, operated by Arriva UK, arrive at Heathrow Central Bus Station.
The distance between Knebworth and Heathrow is 48 km. The road distance is 64 km.
You can take a bus from Station Road to Heathrow Central Bus Station via St Peter's Street in around 3h 41m.