The average train between Conwy and Portsmouth takes 6h 13m and the fastest train takes 5h 36m. The train service runs several times per day from Conwy to Portsmouth. 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 2 hours between Conwy and Portsmouth. The earliest departure is at 5:48 AM in the morning, and the last departure from Conwy is at 9:25 PM which arrives into Portsmouth at 10:29 AM. All services require a transfer at Chester and take an average of 6h 13m. The schedules shown below are for the next available departures.



5h 39m • 3 changes



5h 37m • 3 changes



5h 37m • 3 changes



5h 50m • 3 changes



5h 54m • 3 changes



5h 55m • 3 changes



5h 51m • 3 changes



5h 51m • 3 changes



5h 54m • 3 changes



5h 55m • 3 changes



5h 51m • 3 changes



5h 51m • 3 changes



5h 54m • 3 changes



5h 55m • 3 changes



5h 51m • 3 changes



5h 51m • 3 changes



5h 41m • 3 changes



5h 40m • 3 changes



5h 37m • 3 changes



5h 37m • 3 changes
Want to know about travelling from Conwy to Portsmouth? 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 Conwy to Portsmouth. However, there are services departing from Conwy station and arriving at Portsmouth station via Chester. The journey, including transfers, takes approximately 6h 13m.
Conwy to Portsmouth train services, operated by Transport for Wales, depart from Conwy station.
Conwy to Portsmouth train services, operated by Transport for Wales, arrive at Portsmouth & Southsea station.
Book your Conwy to Portsmouth train tickets online with Transport for Wales, Avanti West Coast and 2 other operators.
The distance between Conwy and Portsmouth is 333.5 km. The road distance is 481 km.
You can take a train from Conwy to Portsmouth & Southsea via Chester, London Euston, Euston station, Waterloo Station, and London Waterloo in around 5h 50m.