The average train between Harrow and Big Ben takes 31 min and the fastest train takes 27 min. The train runs at least 14 times per hour from Harrow to Big Ben. 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 every 5 minutes between Harrow and Big Ben. The earliest departure is at 5:31 AM in the morning, and the last departure from Harrow is at 9:50 AM which arrives into Big Ben at 10:21 AM. All services require a transfer at Finchley Road station and take an average of 31 min. The schedules shown below are for the next available departures.

31 min • 1 change

33 min • 1 change

33 min • 1 change

32 min • 1 change
Want to know about travelling from Harrow to Big Ben? 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 Harrow to Big Ben. However, there are services departing from Harrow station and arriving at Big Ben station via Finchley Road station station. The journey, including transfers, takes approximately 31 min.
Harrow to Big Ben train services, operated by London Underground (Tube), depart from Harrow-on-the-Hill station.
Harrow to Big Ben train services, operated by London Underground (Tube), arrive at Westminster station.
The distance between Harrow and Big Ben is 17.2 km. The road distance is 19 km.
You can take a subway from Harrow-on-the-Hill station to Big Ben via Finchley Road station and Westminster station in around 28 min.