The average train between Harpenden and Seaford takes 2h 19m and the fastest train takes 2h 10m. There is an hourly train service from Harpenden to Seaford. 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 Harpenden and Seaford. The earliest departure is at 12:12 AM at night, and the last departure from Harpenden is at 9:52 PM which arrives into Seaford at 12:19 AM. All services require a transfer at East Croydon and take an average of 2h 19m. The schedules shown below are for the next available departures.


11h 13m • 2 changes

2h 34m • 2 changes

2h 33m • 2 changes

2h 33m • 2 changes

2h 33m • 2 changes

2h 28m • 2 changes

2h 27m • 2 changes

2h 22m • 2 changes

2h 33m • 2 changes

2h 28m • 2 changes

2h 27m • 2 changes

2h 22m • 2 changes

2h 33m • 2 changes

2h 28m • 2 changes

2h 27m • 2 changes

2h 22m • 2 changes

2h 33m • 2 changes

2h 28m • 2 changes

2h 27m • 2 changes

2h 22m • 2 changes

2h 33m • 2 changes

2h 28m • 2 changes

2h 27m • 2 changes

2h 22m • 2 changesWant to know about travelling from Harpenden to Seaford? 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 Harpenden to Seaford. However, there are services departing from Harpenden station and arriving at Lewes station via East Croydon station. The journey, including transfers, takes approximately 2h 19m.
Harpenden to Seaford train services, operated by Thameslink, depart from Harpenden station.
Harpenden to Seaford train services, operated by Southern, arrive at Lewes station.
Book your Harpenden to Seaford train tickets online with Omio.
The distance between Harpenden and Seaford is 120.6 km. The road distance is 142 km.
You can take a train from Harpenden to Seaford via East Croydon and Lewes in around 2h 42m.