The average train between Harrow and Walthamstow takes 46 min and the fastest train takes 41 min. The train runs at least 10 times per hour from Harrow to Walthamstow. 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 10 minutes between Harrow and Walthamstow. The earliest departure is at 7:48 AM in the morning, and the last departure from Harrow is at 12:01 PM which arrives into Walthamstow at 12:45 PM. All services require a transfer, and take on average 46 min. The schedules shown below are for the next available departures.

45 min • 1 change

43 min • 1 change

46 min • 1 change

44 min • 1 change
Want to know about travelling from Harrow to Walthamstow? 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 Walthamstow. However, there are services departing from Harrow station and arriving at Walthamstow station via King's Cross St. Pancras station station. The journey, including transfers, takes approximately 46 min.
Harrow to Walthamstow train services, operated by London Underground (Tube), depart from Harrow-on-the-Hill station.
Harrow to Walthamstow train services, operated by London Underground (Tube), arrive at Walthamstow Central station.
Book your Harrow to Walthamstow train tickets online with London Underground (Tube).
The distance between Harrow and Walthamstow is 21.9 km. The road distance is 29 km.
You can take a subway from Harrow-on-the-Hill station to Walthamstow Central station via King's Cross St. Pancras station in around 44 min.