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Watford to Slough by train
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First train04:11
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Last train00:35
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Avg changes1
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Fastest journey1hr 20m
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Distance21 kilometres
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Trains per day47
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Avg. journey time1hr 33m
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Train operators
Travelling from Watford to Slough by train
Fast trains from Watford to Slough take around 1 hour and 20 minutes, covering a distance of approximately 21 kilometres. There are frequent services on the rail route between Watford and Slough.
1. Are there direct trains from Watford to Slough?
Journeys between Watford and Slough usually involve one change of train.
We usually find around 48 departures on the route from Watford to Slough every weekday that leave enough time to change trains without waiting around for longer than necessary.
Trains usually run with a similar frequency on weekends.
2. How long is the train journey from Watford to Slough?
The Watford to Slough train travel time is normally about 1 hour and 20 minutes, whatever time you make the journey.
3. What are the Watford to Slough train times and schedule?
On weekdays the earliest train to Slough is usually scheduled to depart Watford around 04:11 and the last train is around 00:35. At weekends the first train of the day leaves Watford around 07:01, and the last at 23:46.

When to book Watford to Slough train tickets?
Trains in the UK usually open for booking around 3 months in advance. If booking is not yet open for your dates then you can set a booking alert to receive an email on the day that the cheapest tickets are released for your journey from Watford to Slough by train.
Which train companies operate between Watford and Slough?
More than one train company operates on the route from Watford to Slough, so you’ll be travelling with one or more of the following rail operators:
- First Great Western
- GWR
- Great Western Railway
- London Midland
- London Overground
- London Underground
- Southern
- TfL Rail
- UK Rail Connections
- West Midlands Trains
You can check which train you’ll be travelling on by looking for the train name in search results.
Other journeys to Slough View all journeys to Slough
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