The average train between Cardiff and Mill Hill takes 2h 43m and the fastest train takes 2h 29m. There is an hourly train service from Cardiff to Mill Hill. 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 Cardiff and Mill Hill. The earliest departure is at 5:07 AM in the morning, and the last departure from Cardiff is at 9:20 PM which arrives into Mill Hill at 12:18 AM. All services require a transfer at London Paddington and take an average of 2h 43m. The schedules shown below are for the next available departures.


2h 50m • 2 changes


2h 35m • 2 changes


2h 39m • 2 changes
Arrives next day


2h 58m • 2 changes


2h 55m • 2 changes


2h 39m • 2 changes


2h 44m • 2 changes


2h 46m • 2 changes


2h 55m • 2 changes


2h 39m • 2 changes


2h 44m • 2 changes


2h 46m • 2 changes
Want to know about travelling from Cardiff to Mill Hill? 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 Cardiff to Mill Hill. However, there are services departing from Cardiff station and arriving at Mill Hill station via London Paddington. The journey, including transfers, takes approximately 2h 43m.
Cardiff to Mill Hill train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Mill Hill train services, operated by Great Western Railway (GWR), arrive at London Paddington station.
Book your Cardiff to Mill Hill train tickets online with Great Western Railway (GWR), Elizabeth Line (TfL) and Thameslink.
The distance between Cardiff and Mill Hill is 203.3 km. The road distance is 258 km.
Great Western Railway (GWR) operates a train from Cardiff Central to London Paddington hourly. Tickets cost £65–130 and the journey takes 2h 19m.