The average train between Watford and St. Helier takes 1h 29m and the fastest train takes 1h 6m. There is a train service every few hours from Watford to St. Helier. 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 Watford and St. Helier. The earliest departure is at 5:54 AM in the morning, and the last departure from Watford is at 11:42 PM which arrives into St. Helier at 6:33 AM. All services require a transfer, and take on average 1h 29m. The schedules shown below are for the next available departures.

1h 11m • 1 change

1h 11m • 1 change

1h 7m • 1 change

1h 11m • 1 change

1h 9m • 1 change

1h 11m • 1 change

1h 24m • 1 change

1h 11m • 1 change

1h 6m • 1 change

1h 8m • 1 change

1h 11m • 1 change

1h 11m • 1 change
Want to know about travelling from Watford to St. Helier? 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 Watford to St. Helier. However, there are services departing from Watford station and arriving at St. Helier station via Clapham Junction. The journey, including transfers, takes approximately 1h 29m.
Watford to St. Helier train services, operated by Southern, depart from Watford Junction station.
Watford to St. Helier train services, operated by Southern, arrive at Mitcham Junction station.
Book your Watford to St. Helier train tickets online with Southern.
The distance between Watford and St. Helier is 33.4 km. The road distance is 39 km.
You can take a train from Watford Junction to Mitcham Junction via Clapham Junction in around 1h 15m.