The average train between Mill Hill and Portsmouth takes 2h 21m and the fastest train takes 1h 58m. The train runs at least 2 times per hour from Mill Hill 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 Mill Hill and Portsmouth. The earliest departure is at 12:01 AM at night, and the last departure from Mill Hill is at 10:50 PM which arrives into Portsmouth at 1:38 AM. All services require a transfer at West Hampstead Thameslink and take an average of 2h 21m. The schedules shown below are for the next available departures.


2h 9m • 2 changes


2h 10m • 2 changes


2h 12m • 2 changes


2h 6m • 2 changes


2h 34m • 2 changes


2h 9m • 2 changes


2h 37m • 2 changes


2h 35m • 2 changes


7h 14m • 2 changes


2h 56m • 2 changes


2h 48m • 2 changes


2h 6m • 2 changes
Want to know about travelling from Mill Hill 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 Mill Hill to Portsmouth. However, there are services departing from Mill Hill station and arriving at Portsmouth station via Portsmouth & Southsea. The journey, including transfers, takes approximately 2h 21m.
Mill Hill to Portsmouth train services, operated by Thameslink, depart from London Waterloo station.
Mill Hill to Portsmouth train services, operated by Thameslink, arrive at Portsmouth & Southsea station.
Book your Mill Hill to Portsmouth train tickets online with Thameslink, London Underground (Tube) and South Western Railway.
The distance between Mill Hill and Portsmouth is 108 km. The road distance is 139 km.
South Western Railway operates a train from London Waterloo to Portsmouth & Southsea every 30 minutes. Tickets cost £30–70 and the journey takes 1h 28m.