The average train between Neath and Southampton takes 3h 28m and the fastest train takes 3h 21m. There is a train service every few hours from Neath to Southampton. 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 Neath and Southampton. The earliest departure is at 5:37 AM in the morning, and the last departure from Neath is at 7:36 PM which arrives into Southampton at 11:11 PM. All services require a transfer, and take on average 3h 28m. The schedules shown below are for the next available departures.

3h 21m • 1 change

3h 26m • 1 change

3h 33m • 1 change

3h 27m • 1 change

3h 25m • 1 change

3h 27m • 1 change

3h 28m • 1 change

3h 29m • 1 change

3h 55m • 1 change

3h 29m • 1 change

3h 28m • 1 change

3h 29m • 1 change

3h 21m • 1 change

3h 26m • 1 change

3h 33m • 1 change

3h 27m • 1 change
Want to know about travelling from Neath to Southampton? 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 Neath to Southampton. However, there are services departing from Neath station and arriving at Southampton station via Cardiff Central. The journey, including transfers, takes approximately 3h 28m.
Neath to Southampton train services, operated by Great Western Railway (GWR), depart from Neath station.
Neath to Southampton train services, operated by Great Western Railway (GWR), arrive at Southampton Central station.
Book your Neath to Southampton train tickets online with Great Western Railway (GWR).
The distance between Neath and Southampton is 187 km. The road distance is 245 km.
You can take a train from Neath to Southampton Central via Cardiff Central in around 4h 3m.