The average train between Harlow and Cardiff takes 3h 8m and the fastest train takes 2h 48m. There is an hourly train service from Harlow to Cardiff. 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 Harlow and Cardiff. The earliest departure is at 5:45 AM in the morning, and the last departure from Harlow is at 10:08 PM which arrives into Cardiff at 8:06 AM. All services require a transfer at London Liverpool Street and take an average of 3h 8m. The schedules shown below are for the next available departures.


2h 51m • 2 changes


2h 56m • 2 changes


3h • 2 changes


3h • 2 changes


2h 59m • 2 changes


2h 59m • 2 changes


2h 57m • 2 changes


2h 57m • 2 changes


2h 48m • 2 changes


2h 55m • 2 changes


2h 53m • 2 changes


2h 59m • 2 changes
Want to know about travelling from Harlow to Cardiff? 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 Harlow to Cardiff. However, there are services departing from Harlow station and arriving at Cardiff station via Cardiff Central. The journey, including transfers, takes approximately 3h 8m.
Harlow to Cardiff train services, operated by Stansted Express, depart from London Paddington station.
Harlow to Cardiff train services, operated by Stansted Express, arrive at Cardiff Central station.
Book your Harlow to Cardiff train tickets online with Stansted Express, Elizabeth Line (TfL) and 2 other operators.
The distance between Harlow and Cardiff is 229.6 km. The road distance is 276 km.
Great Western Railway (GWR) operates a train from London Paddington to Cardiff Central hourly. Tickets cost £65–130 and the journey takes 1h 59m.