The average train between Portchester and Cardiff takes 3h 20m and the fastest train takes 3h 12m. There is a train service every few hours from Portchester to Cardiff. 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 Portchester and Cardiff. The earliest departure is at 6:13 AM in the morning, and the last departure from Portchester is at 8:32 PM which arrives into Cardiff at 11:54 PM. All services require a transfer, and take on average 3h 20m. The schedules shown below are for the next available departures.

3h 20m • 1 change

3h 20m • 1 change

3h 15m • 1 change

3h 12m • 1 change

3h 33m • 1 change

3h 21m • 1 change

3h 13m • 1 change

3h 16m • 1 change

3h 33m • 1 change

3h 21m • 1 change

3h 13m • 1 change

3h 16m • 1 change

3h 33m • 1 change

3h 21m • 1 change

3h 13m • 1 change

3h 16m • 1 change
Want to know about travelling from Portchester to Cardiff? 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 Portchester to Cardiff. However, there are services departing from Portchester station and arriving at Cardiff station via Cardiff Central. The journey, including transfers, takes approximately 3h 20m.
Portchester to Cardiff train services, operated by Southern, depart from Fareham station.
Portchester to Cardiff train services, operated by Southern, arrive at Cardiff Central station.
Book your Portchester to Cardiff train tickets online with Southern, Great Western Railway (GWR) and South Western Railway.
The distance between Portchester and Cardiff is 160.2 km. The road distance is 212 km.
Great Western Railway (GWR) operates a train from Fareham to Cardiff Central hourly. Tickets cost £55–120 and the journey takes 3h.