The average train between Heathrow and Southsea takes 2h 21m and the fastest train takes 2h 6m. The train runs at least 2 times per hour from Heathrow to Southsea. 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 Heathrow and Southsea. The earliest departure is at 5:32 AM in the morning, and the last departure from Heathrow is at 11:52 PM which arrives into Southsea at 7:34 AM. All services require a transfer at London Paddington and take an average of 2h 21m. The schedules shown below are for the next available departures.


2h 7m • 2 changes


2h 22m • 2 changes


2h 10m • 2 changes


2h 21m • 2 changes


2h 31m • 2 changes


2h 8m • 2 changes


2h 12m • 2 changes


2h 9m • 2 changes


2h 41m • 2 changes


2h 6m • 2 changes


2h 8m • 2 changes


2h 6m • 2 changes
Want to know about travelling from Heathrow to Southsea? 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 Southsea. However, there are services departing from Heathrow station and arriving at Southsea station via Fratton. The journey, including transfers, takes approximately 2h 21m.
Heathrow to Southsea train services, operated by Heathrow Express, depart from London Waterloo station.
Heathrow to Southsea train services, operated by Heathrow Express, arrive at Fratton station.
Book your Heathrow to Southsea train tickets online with Heathrow Express, London Underground (Tube) and 2 other operators.
The distance between Heathrow and Southsea is 88.1 km. The road distance is 146 km.
South Western Railway operates a train from London Waterloo to Fratton every 20 minutes. Tickets cost £30–70 and the journey takes 1h 25m.