The average train between Harrow and Trafalgar Square takes 33 min and the fastest train takes 29 min. The train runs at least 11 times per hour from Harrow to Trafalgar Square. 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 Trafalgar Square. The earliest departure is at 6:44 PM in the evening, and the last departure from Harrow is at 10:28 PM which arrives into Trafalgar Square at 11:00 PM. All services require a transfer at Baker Street station and take an average of 33 min. The schedules shown below are for the next available departures.

33 min • 1 change

32 min • 1 change

32 min • 1 change

33 min • 1 change
Want to know about travelling from Harrow to Trafalgar Square? 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 Trafalgar Square. However, there are services departing from Harrow station and arriving at Trafalgar Square station via Baker Street station station. The journey, including transfers, takes approximately 33 min.
Harrow to Trafalgar Square train services, operated by London Underground (Tube), depart from Harrow-on-the-Hill station.
Harrow to Trafalgar Square train services, operated by London Underground (Tube), arrive at Charing Cross station.
Book your Harrow to Trafalgar Square train tickets online with London Underground (Tube).
The distance between Harrow and Trafalgar Square is 16.6 km. The road distance is 18 km.
You can take a subway from Harrow-on-the-Hill station to Trafalgar Square via Baker Street station and Charing Cross station in around 31 min.