The average train between Harpenden and Bletchley takes 1h 29m and the fastest train takes 1h 21m. There is a train service every few hours from Harpenden to Bletchley. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Harpenden and Bletchley. The earliest departure is at 5:24 AM in the morning, and the last departure from Harpenden is at 9:48 PM which arrives into Bletchley at 11:19 PM. All services require a transfer, and take on average 1h 29m. The schedules shown below are for the next available departures.

1h 26m • 1 change

1h 26m • 1 change

1h 21m • 1 change

1h 26m • 1 change

1h 26m • 1 change

1h 38m • 1 change

1h 35m • 1 change

1h 33m • 1 change

1h 26m • 1 change

1h 38m • 1 change

1h 35m • 1 change

1h 33m • 1 change

1h 26m • 1 change

1h 38m • 1 change

1h 35m • 1 change

1h 33m • 1 change
Want to know about travelling from Harpenden to Bletchley? 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 train from Harpenden to Bletchley. However, there are services departing from Harpenden station and arriving at Bletchley station via Bedford. The journey, including transfers, takes approximately 1h 29m.
Harpenden to Bletchley train services, operated by Thameslink, depart from Harpenden station.
Harpenden to Bletchley train services, operated by Thameslink, arrive at Bletchley station.
Book your Harpenden to Bletchley train tickets online with Thameslink and West Midlands Trains.
The distance between Harpenden and Bletchley is 32.5 km. The road distance is 67 km.
You can take a train from Harpenden to Bletchley via Bedford in around 2h 8m.