The average bus between Southwark and Harrow takes 1h 31m and the fastest bus takes 1h 13m. There is a bus service every few hours from Southwark to Harrow. 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 Southwark and Harrow. The earliest departure is at 12:08 AM at night, and the last departure from Southwark is at 11:59 PM which arrives into Harrow at 1:37 AM. All services require a transfer, and take on average 1h 31m. The schedules shown below are for the next available departures.

1h 30m • 1 change

1h 24m • 1 change

1h 27m • 1 change

1h 31m • 1 change

1h 37m • 1 change

1h 32m • 1 change

1h 23m • 1 change

1h 28m • 1 change

1h 35m • 1 change

1h 38m • 1 change

1h 33m • 1 change

1h 27m • 1 change

1h 28m • 1 change

1h 31m • 1 change

1h 39m • 1 change

1h 33m • 1 change
Want to know about travelling from Southwark to Harrow? 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 Southwark to Harrow. However, there are services departing from Southwark station and arriving at Harrow station via Harrow Town Centre. The journey, including transfers, takes approximately 1h 31m.
Southwark to Harrow bus services, operated by Go Ahead London, depart from Trafalgar Square station.
Southwark to Harrow bus services, operated by Go Ahead London, arrive at Harrow Town Centre station.
The distance between Southwark and Harrow is 18.4 km. The road distance is 24 km.
First Bus London operates a bus from Trafalgar Square to Harrow Town Centre hourly. Tickets cost £2 and the journey takes 1h 6m.