The average train between Sunbury-on-Thames and Sudbury takes 3h 18m and the fastest train takes 2h 36m. There is a train service every few hours from Sunbury-on-Thames to Sudbury. 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 Sunbury-on-Thames and Sudbury. The earliest departure is at 5:26 AM in the morning, and the last departure from Sunbury-on-Thames is at 11:14 PM which arrives into Sudbury at 7:20 AM. All services require a transfer at London Waterloo Station and take an average of 3h 18m. The schedules shown below are for the next available departures.



2h 36m • 3 changes



2h 36m • 3 changes



2h 36m • 3 changes



2h 36m • 3 changes



2h 58m • 3 changes



3h 6m • 3 changes



2h 36m • 3 changes



2h 36m • 3 changes



2h 58m • 3 changes



3h 6m • 3 changes



2h 36m • 3 changes



2h 36m • 3 changes



2h 58m • 3 changes



3h 6m • 3 changes



2h 36m • 3 changes



2h 36m • 3 changes
Want to know about travelling from Sunbury-on-Thames to Sudbury? 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 Sunbury-on-Thames to Sudbury. However, there are services departing from Sunbury-on-Thames station and arriving at Sudbury station via London Waterloo. The journey, including transfers, takes approximately 3h 18m.
Sunbury-on-Thames to Sudbury train services, operated by South Western Railway, depart from Upper Halliford station.
Sunbury-on-Thames to Sudbury train services, operated by South Western Railway, arrive at Marks Tey station.
Book your Sunbury-on-Thames to Sudbury train tickets online with South Western Railway, London Underground (Tube) and Greater Anglia.
The distance between Sunbury-on-Thames and Sudbury is 106.1 km. The road distance is 132 km.
You can take a train from Upper Halliford to Sudbury (Suffolk) via London Waterloo Station, Waterloo station, Stratford station, Stratford (London), and Marks Tey in around 3h 18m.