The average bus between Romford and Harrow takes 3h 55m and the fastest bus takes 2h 19m. The bus service runs several times per day from Romford 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 every 2 hours between Romford and Harrow. The earliest departure is at 12:28 AM at night, and the last departure from Romford is at 4:39 AM which arrives into Harrow at 1:39 AM. All services require a transfer, and take on average 3h 55m. The schedules shown below are for the next available departures.

2h 27m • 1 change

2h 27m • 1 change

2h 23m • 1 change

2h 23m • 1 change

2h 27m • 1 change

2h 27m • 1 change

2h 23m • 1 change

2h 23m • 1 change

2h 38m • 1 change

2h 34m • 1 change

2h 30m • 1 change

2h 27m • 1 change

2h 38m • 1 change

2h 36m • 1 change

2h 34m • 1 change

2h 34m • 1 change
Want to know about travelling from Romford 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 Romford to Harrow. However, there are services departing from Romford station and arriving at Harrow station via Margaret Street /Oxford Circus. The journey, including transfers, takes approximately 3h 55m.
Romford to Harrow bus services, operated by Go Ahead London, depart from Romford Station.
Romford to Harrow bus services, operated by Go Ahead London, arrive at Harrow Town Centre station.
Book your Romford to Harrow bus tickets online with Go Ahead London and London Buses.
The distance between Romford and Harrow is 36.2 km. The road distance is 48 km.
You can take a bus from Romford Station to Harrow Town Centre via Margaret Street /Oxford Circus in around 2h 49m.