The average train between Cardiff and Harwich International Port takes 4h 37m and the fastest train takes 3h 24m. There is a train service every few hours from Cardiff to Harwich International Port. 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 Harwich International Port. The earliest departure is at 5:53 AM in the morning, and the last departure from Cardiff is at 9:20 PM which arrives into Harwich International Port at 7:11 AM. All services require a transfer at London Paddington and take an average of 4h 37m. The schedules shown below are for the next available departures.



4h 4m • 3 changes



4h 21m • 3 changes



4h 10m • 3 changes



4h 9m • 3 changes



4h 22m • 3 changes



4h 24m • 3 changes



4h 26m • 3 changes



4h 37m • 3 changes



3h 55m • 3 changes



4h 27m • 3 changes



4h 25m • 3 changes



4h 24m • 3 changes



3h 54m • 3 changes



3h 24m • 3 changes



3h 24m • 3 changes



3h 24m • 3 changes
Want to know about travelling from Cardiff to Harwich International Port? 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 Harwich International Port. However, there are services departing from Cardiff station and arriving at Harwich International Port station via London Paddington. The journey, including transfers, takes approximately 4h 37m.
Cardiff to Harwich International Port train services, operated by Great Western Railway (GWR), depart from Cardiff Central station.
Cardiff to Harwich International Port train services, operated by Great Western Railway (GWR), arrive at Manningtree station.
Book your Cardiff to Harwich International Port train tickets online with Great Western Railway (GWR), Elizabeth Line (TfL) and Greater Anglia.
The distance between Cardiff and Harwich International Port is 309.9 km. The road distance is 350 km.
You can take a train from Cardiff Central to Harwich International via London Paddington, Stratford (London), and Manningtree in around 4h 14m.