The average train between Swansea and Dartford takes 4h 12m and the fastest train takes 3h 59m. There is a train service every few hours from Swansea to Dartford. 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 Swansea and Dartford. The earliest departure is at 3:46 AM at night, and the last departure from Swansea is at 8:23 PM which arrives into Dartford at 12:38 AM. All services require a transfer at London Paddington and take an average of 4h 12m. The schedules shown below are for the next available departures.


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Want to know about travelling from Swansea to Dartford? 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 Swansea to Dartford. However, there are services departing from Swansea station and arriving at Dartford station via London Paddington. The journey, including transfers, takes approximately 4h 12m.
Swansea to Dartford train services, operated by Great Western Railway (GWR), depart from Swansea station.
Swansea to Dartford train services, operated by Great Western Railway (GWR), arrive at Dartford station.
Book your Swansea to Dartford train tickets online with Great Western Railway (GWR), London Underground (Tube) and Southeastern.
The distance between Swansea and Dartford is 288.2 km. The road distance is 338 km.
You can take a train from Swansea to Dartford via London Paddington, Paddington station, Charing Cross station, and London Charing Cross in around 3h 59m.