The average train between Romford and Harpenden takes 1h 13m and the fastest train takes 1h 2m. The train runs at least 3 times per hour from Romford to Harpenden. 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 every 20 minutes between Romford and Harpenden. The earliest departure is at 8:40 AM in the morning, and the last departure from Romford is at 8:10 PM which arrives into Harpenden at 9:17 PM. All services require a transfer at Farringdon Without and take an average of 1h 13m. The schedules shown below are for the next available departures.

1h 7m • 1 change

1h 15m • 1 change

1h 7m • 1 change

1h 15m • 1 change
Want to know about travelling from Romford to Harpenden? 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 Romford to Harpenden. However, there are services departing from Romford station and arriving at Harpenden station via Farringdon Without. The journey, including transfers, takes approximately 1h 13m.
Romford to Harpenden train services, operated by Elizabeth Line (TfL), depart from Romford station.
Romford to Harpenden train services, operated by Elizabeth Line (TfL), arrive at Harpenden station.
Book your Romford to Harpenden train tickets online with Elizabeth Line (TfL) and Thameslink.
The distance between Romford and Harpenden is 46.1 km. The road distance is 63 km.
You can take a train from Romford to Harpenden via Farringdon Without and Farringdon in around 1h 9m.