The average train between Watford and West Sussex takes 2h 29m and the fastest train takes 1h 47m. There is a train service every few hours from Watford to West Sussex. 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 West Sussex. 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 West Sussex at 7:15 AM. All services require a transfer at Clapham Junction and take an average of 2h 29m. The schedules shown below are for the next available departures.


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Want to know about travelling from Watford to West Sussex? 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 West Sussex. However, there are services departing from Watford station and arriving at West Sussex station via Clapham Junction. The journey, including transfers, takes approximately 2h 29m.
Watford to West Sussex train services, operated by Southern, depart from Watford Junction station.
Watford to West Sussex train services, operated by Southern, arrive at Horsham station.
Book your Watford to West Sussex train tickets online with Southern.
The distance between Watford and West Sussex is 72.9 km. The road distance is 97 km.
You can take a train from Watford Junction to Billingshurst via Clapham Junction and Horsham in around 2h 17m.