The average train between Crawley and Slough takes 1h 35m and the fastest train takes 1h 26m. The train runs at least 3 times per hour from Crawley 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 20 minutes between Crawley and Slough. The earliest departure is at 4:36 AM at night, and the last departure from Crawley is at 10:40 PM which arrives into Slough at 12:19 AM. All services require a transfer at Farringdon and take an average of 1h 35m. The schedules shown below are for the next available departures.

2h 11m • 1 change

1h 47m • 1 change

1h 37m • 1 change

1h 29m • 1 change
Want to know about travelling from Crawley 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 Crawley to Slough. However, there are services departing from Crawley station and arriving at Slough station via Farringdon. The journey, including transfers, takes approximately 1h 35m.
Crawley to Slough train services, operated by Thameslink, depart from Three Bridges station.
Crawley to Slough train services, operated by Thameslink, arrive at Slough station.
Book your Crawley to Slough train tickets online with Thameslink and Elizabeth Line (TfL).
The distance between Crawley and Slough is 52.6 km. The road distance is 85 km.
You can take a train from Three Bridges to Slough via Farringdon and Farringdon Without in around 1h 33m.