The average train between Portsmouth and Didcot takes 2h 23m and the fastest train takes 2h. There is a train service every few hours from Portsmouth to Didcot. 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 Portsmouth and Didcot. The earliest departure is at 4:59 AM at night, and the last departure from Portsmouth is at 9:00 PM which arrives into Didcot at 11:41 PM. All services require a transfer at Basingstoke and take an average of 2h 23m. The schedules shown below are for the next available departures.


2h 10m • 2 changes


2h 37m • 2 changes


2h 10m • 2 changes


2h 38m • 2 changes


2h 9m • 2 changes


2h 14m • 2 changes


2h 8m • 2 changes


2h 6m • 2 changes


2h 9m • 2 changes


2h 14m • 2 changes


2h 8m • 2 changes


2h 6m • 2 changes
Want to know about travelling from Portsmouth to Didcot? 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 Portsmouth to Didcot. However, there are services departing from Portsmouth station and arriving at Didcot station via Basingstoke. The journey, including transfers, takes approximately 2h 23m.
Portsmouth to Didcot train services, operated by South Western Railway, depart from Portsmouth & Southsea station.
Portsmouth to Didcot train services, operated by South Western Railway, arrive at Didcot Parkway station.
Book your Portsmouth to Didcot train tickets online with South Western Railway, Great Western Railway (GWR) and Cross Country.
The distance between Portsmouth and Didcot is 90.7 km. The road distance is 128 km.
You can take a train from Portsmouth & Southsea to Didcot Parkway via Basingstoke and Reading in around 2h 24m.