- Distance: 139.9 mi
- Duration: 3h 23m
The average train between Cardiff and Portsmouth Harbour takes 3h 23m and the fastest train takes 3h 19m. There is a train service every few hours from Cardiff to Portsmouth Harbour. 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 Cardiff and Portsmouth Harbour. The earliest departure is at 6:28 AM in the morning, and the last departure from Cardiff is at 8:30 PM which arrives into Portsmouth Harbour at 11:53 PM. All services run direct with no transfers required, and take on average 3h 23m. The schedules shown below are for the next available departures.
Want to know about travelling from Cardiff to Portsmouth Harbour? 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.
Yes, there is a direct train departing from Cardiff station and arriving at Portsmouth Harbour station. Services depart hourly, and operate Once daily. The journey takes approximately 3h 23m.
Cardiff to Portsmouth Harbour train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Portsmouth Harbour train services, operated by Great Western Railway (GWR), arrive at Portsmouth Harbour station.
Book your Cardiff to Portsmouth Harbour train tickets online with Great Western Railway (GWR).
The distance between Cardiff and Portsmouth Harbour is 163.3 km. The road distance is 225 km.
Great Western Railway (GWR) operates a train from Cardiff Central to Portsmouth Harbour hourly. Tickets cost £60–120 and the journey takes 3h 23m.
