The average train between Heathrow and Dartford takes 1h 24m and the fastest train takes 1h 16m. The train runs at least 2 times per hour from Heathrow 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 every 30 minutes between Heathrow and Dartford. The earliest departure is at 9:06 AM in the morning, and the last departure from Heathrow is at 10:06 PM which arrives into Dartford at 11:28 PM. All services require a transfer at Abbey Wood and take an average of 1h 24m. The schedules shown below are for the next available departures.

1h 16m • 1 change

1h 16m • 1 change

1h 31m • 1 change

1h 22m • 1 change
Want to know about travelling from Heathrow 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 Heathrow to Dartford. However, there are services departing from Heathrow station and arriving at Dartford station via Abbey Wood. The journey, including transfers, takes approximately 1h 24m.
Heathrow to Dartford train services, operated by Elizabeth Line (TfL), depart from Heathrow Terminals 2 & 3 station.
Heathrow to Dartford train services, operated by Elizabeth Line (TfL), arrive at Abbey Wood station.
Book your Heathrow to Dartford train tickets online with Elizabeth Line (TfL), Southeastern and Thameslink.
The distance between Heathrow and Dartford is 46.3 km. The road distance is 57 km.
Elizabeth Line (TfL) operates a train from Heathrow Terminals 2 & 3 to Abbey Wood every 20 minutes. Tickets cost £21–45 and the journey takes 59 min.