London Heathrow Airport (LHR) to Slough Trains

London Heathrow Airport (LHR) to Slough trains

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Trip Overview

The average train between London Heathrow Airport (LHR) and Slough takes 25 min and the fastest train takes 20 min. The train runs at least 3 times per hour from London Heathrow Airport (LHR) 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.

25 min
Duration: 11 mi
Distance: £9
Average price: Every 20 minutes
Frequency

Train

best

Take the train from Heathrow Terminals 2 & 3 to Hayes And Harlington Stationtrain Elizabeth / ...
Take the train from Hayes And Harlington Station to Sloughtrain Elizabeth / ...

27 min

£6–16

London Heathrow Airport (LHR) to Slough train times

Trains run every 20 minutes between London Heathrow Airport (LHR) and Slough. The earliest departure is at 6:39 AM in the morning, and the last departure from London Heathrow Airport (LHR) is at 9:06 PM which arrives into Slough at 9:31 PM. All services require a transfer, and take on average 25 min. The schedules shown below are for the next available departures.

Departing Sunday, August 23, 2026

6:39 AM → 7:14 AM
34 min • 1 change
7:09 AM → 7:44 AM
34 min • 1 change
7:39 AM → 8:14 AM
34 min • 1 change
8:09 AM → 8:47 AM
37 min • 1 change
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Frequently asked questions

Want to know about travelling from London Heathrow Airport (LHR) 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.