The average train between Thornton Heath and Portchester Castle takes 2h 32m and the fastest train takes 2h 6m. There is a train service every few hours from Thornton Heath to Portchester Castle. 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 hourly between Thornton Heath and Portchester Castle. The earliest departure is at 6:43 AM in the morning, and the last departure from Thornton Heath is at 11:38 PM which arrives into Portchester Castle at 7:52 AM. All services require a transfer at Clapham Junction and take an average of 2h 32m. The schedules shown below are for the next available departures.


2h 36m • 2 changes


2h 36m • 2 changes
Arrives next day


3h 10m • 2 changes
Arrives next day


8h 38m • 2 changes


2h 11m • 2 changes


2h 11m • 2 changes


2h 6m • 2 changes


2h 11m • 2 changes


2h 11m • 2 changes


2h 11m • 2 changes


2h 6m • 2 changes


2h 11m • 2 changes


2h 11m • 2 changes


2h 11m • 2 changes


2h 6m • 2 changes


2h 11m • 2 changes
Want to know about travelling from Thornton Heath to Portchester Castle? 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 Thornton Heath to Portchester Castle. However, there are services departing from Thornton Heath station and arriving at Portchester Castle station via Basingstoke. The journey, including transfers, takes approximately 2h 32m.
Thornton Heath to Portchester Castle train services, operated by Southern, depart from Clapham Junction station.
Thornton Heath to Portchester Castle train services, operated by Southern, arrive at Portchester station.
Book your Thornton Heath to Portchester Castle train tickets online with Southern and South Western Railway.
The distance between Thornton Heath and Portchester Castle is 94.5 km. The road distance is 145 km.
You can take a train from Thornton Heath to Portchester Castle via Clapham Junction, Basingstoke, and Portchester in around 3h 27m.