The average train between Portsmouth Harbour and Lowestoft takes 5h 52m and the fastest train takes 5h 7m. There is a train service every few hours from Portsmouth Harbour to Lowestoft. 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 Harbour and Lowestoft. The earliest departure is at 5:12 AM in the morning, and the last departure from Portsmouth Harbour is at 8:33 PM which arrives into Lowestoft at 8:01 AM. All services require a transfer at London Waterloo and take an average of 5h 52m. The schedules shown below are for the next available departures.



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5h 26m • 3 changes
Want to know about travelling from Portsmouth Harbour to Lowestoft? 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 Harbour to Lowestoft. However, there are services departing from Portsmouth Harbour station and arriving at Lowestoft station via London Waterloo. The journey, including transfers, takes approximately 5h 52m.
Portsmouth Harbour to Lowestoft train services, operated by South Western Railway, depart from Portsmouth Harbour station.
Portsmouth Harbour to Lowestoft train services, operated by South Western Railway, arrive at Lowestoft station.
Book your Portsmouth Harbour to Lowestoft train tickets online with South Western Railway, London Underground (Tube) and Greater Anglia.
The distance between Portsmouth Harbour and Lowestoft is 271.6 km. The road distance is 315 km.
You can take a vehicle from Portsmouth Harbour to Lowestoft via Portsmouth Harbour, London Waterloo Station, Waterloo station, Stratford station, Stratford (London), and Ipswich in around 5h 31m.