The average train between Heathrow and Portchester takes 2h 50m and the fastest train takes 2h 28m. There is a train service every few hours from Heathrow to Portchester. 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 Heathrow and Portchester. The earliest departure is at 5:21 AM in the morning, and the last departure from Heathrow is at 9:21 PM which arrives into Portchester at 12:03 AM. All services require a transfer at Hayes And Harlington Station and take an average of 2h 50m. The schedules shown below are for the next available departures.



2h 29m • 3 changes



2h 28m • 3 changes



2h 32m • 3 changes



2h 36m • 3 changes



2h 31m • 3 changes



3h 3m • 3 changes



2h 33m • 3 changes



3h 3m • 3 changes



2h 31m • 3 changes



3h 3m • 3 changes



2h 33m • 3 changes



3h 3m • 3 changes



2h 31m • 3 changes



3h 3m • 3 changes



2h 33m • 3 changes



3h 3m • 3 changes
Want to know about travelling from Heathrow to Portchester? 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 Heathrow to Portchester. However, there are services departing from Heathrow station and arriving at Portchester station via Reading. The journey, including transfers, takes approximately 2h 50m.
Heathrow to Portchester train services, operated by Elizabeth Line (TfL), depart from Hayes And Harlington Station.
Heathrow to Portchester train services, operated by Elizabeth Line (TfL), arrive at Portchester station.
Book your Heathrow to Portchester train tickets online with Elizabeth Line (TfL), Great Western Railway (GWR) and 2 other operators.
The distance between Heathrow and Portchester is 83.7 km. The road distance is 135 km.
You can take a train from Heathrow Terminals 2 & 3 to Portchester via Hayes And Harlington Station, Reading, and Basingstoke in around 3h 2m.