The average train between Hertfordshire and Sidcup takes 1h 33m and the fastest train takes 1h 24m. The train runs at least 2 times per hour from Hertfordshire to Sidcup. 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 30 minutes between Hertfordshire and Sidcup. The earliest departure is at 5:00 AM in the morning, and the last departure from Hertfordshire is at 10:22 PM which arrives into Sidcup at 11:52 PM. All services require a transfer at Finsbury Park and take an average of 1h 33m. The schedules shown below are for the next available departures.


1h 42m • 2 changes


1h 30m • 2 changes


1h 45m • 2 changes


1h 30m • 2 changes
Want to know about travelling from Hertfordshire to Sidcup? 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 Hertfordshire to Sidcup. However, there are services departing from Hertfordshire station and arriving at Sidcup station via Finsbury Park. The journey, including transfers, takes approximately 1h 33m.
Hertfordshire to Sidcup train services, operated by Great Northern, depart from Welwyn Garden City station.
Hertfordshire to Sidcup train services, operated by Great Northern, arrive at Sidcup station.
Book your Hertfordshire to Sidcup train tickets online with Great Northern, Thameslink and Southeastern.
The distance between Hertfordshire and Sidcup is 51.4 km. The road distance is 53 km.
You can take a train from Welwyn Garden City to Sidcup via Finsbury Park and London Bridge in around 1h 40m.