The average train between Harold Wood and Slough takes 1h 17m and the fastest train takes 1h 9m. The train runs at least 2 times per hour from Harold Wood to Slough. 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 Harold Wood and Slough. The earliest departure is at 5:12 AM in the morning, and the last departure from Harold Wood is at 11:49 PM which arrives into Slough at 1:19 AM. All services require a transfer, and take on average 1h 17m. The schedules shown below are for the next available departures.

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1h 14m • 1 changeWant to know about travelling from Harold Wood to Slough? 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 Harold Wood to Slough. However, there are services departing from Harold Wood station and arriving at Slough station via London Paddington station. The journey, including transfers, takes approximately 1h 17m.
Harold Wood to Slough train services, operated by Elizabeth Line (TfL), depart from Harold Wood station.
Harold Wood to Slough train services, operated by Elizabeth Line (TfL), arrive at Slough station.
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The distance between Harold Wood and Slough is 57.9 km. The road distance is 70 km.
You can take a train from Harold Wood to Slough via London Paddington in around 1h 26m.