The average train between Heathrow and Blackwater takes 1h 25m and the fastest train takes 1h 8m. There is an hourly train service from Heathrow to Blackwater. 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 Heathrow and Blackwater. The earliest departure is at 12:13 AM at night, and the last departure from Heathrow is at 10:25 PM which arrives into Blackwater at 11:54 PM. All services require a transfer at Hayes And Harlington Station and take an average of 1h 25m. The schedules shown below are for the next available departures.


1h 21m • 2 changes


1h 20m • 2 changes


1h 31m • 2 changes


1h 36m • 2 changes


4h 36m • 2 changes


1h 24m • 2 changes


1h 22m • 2 changes


1h 19m • 2 changes


4h 36m • 2 changes


1h 24m • 2 changes


1h 22m • 2 changes


1h 19m • 2 changes
Want to know about travelling from Heathrow to Blackwater? 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 Blackwater. However, there are services departing from Heathrow station and arriving at Blackwater station via Reading. The journey, including transfers, takes approximately 1h 25m.
Heathrow to Blackwater train services, operated by Elizabeth Line (TfL), depart from Hayes And Harlington Station.
Heathrow to Blackwater train services, operated by Elizabeth Line (TfL), arrive at Blackwater station.
Book your Heathrow to Blackwater train tickets online with Elizabeth Line (TfL) and Great Western Railway (GWR).
The distance between Heathrow and Blackwater is 27.2 km. The road distance is 67 km.
You can take a train from Heathrow Terminals 2 & 3 to Blackwater via Hayes And Harlington Station and Reading in around 1h 37m.