The average train between Harrow and Portsmouth takes 2h 26m and the fastest train takes 2h 3m. The train runs at least 2 times per hour from Harrow to Portsmouth. 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 30 minutes between Harrow and Portsmouth. The earliest departure is at 12:13 AM at night, and the last departure from Harrow is at 10:54 PM which arrives into Portsmouth at 1:20 AM. All services require a transfer at Finchley Road station and take an average of 2h 26m. The schedules shown below are for the next available departures.
Want to know about travelling from Harrow to Portsmouth? 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 Portsmouth. However, there are services departing from Harrow station and arriving at Portsmouth station via Portsmouth & Southsea. The journey, including transfers, takes approximately 2h 26m.
Harrow to Portsmouth train services, operated by London Underground (Tube), depart from London Waterloo station.
Harrow to Portsmouth train services, operated by London Underground (Tube), arrive at Portsmouth & Southsea station.
Book your Harrow to Portsmouth train tickets online with London Underground (Tube) and South Western Railway.
The distance between Harrow and Portsmouth is 101.6 km. The road distance is 138 km.
South Western Railway operates a train from London Waterloo to Portsmouth & Southsea every 20 minutes. Tickets cost £30–70 and the journey takes 1h 28m.
