The average bus between Mildenhall and Slough takes 4h 4m and the fastest bus takes 3h 38m. The bus service runs several times per day from Mildenhall 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.
Buses run every 3 hours between Mildenhall and Slough. The earliest departure is at 12:45 AM at night, and the last departure from Mildenhall is at 5:15 PM which arrives into Slough at 9:27 PM. All services require a transfer, and take on average 4h 4m. The schedules shown below are for the next available departures.

4h 15m • 1 change

4h 2m • 1 change

4h 7m • 1 change

4h 25m • 1 change

3h 38m • 1 change

3h 55m • 1 change

4h 3m • 1 change

4h 14m • 1 change

3h 38m • 1 change

3h 55m • 1 change

4h 3m • 1 change

4h 14m • 1 change

3h 39m • 1 change

4h 3m • 1 change

4h 9m • 1 change

4h 12m • 1 change

3h 39m • 1 change

4h 3m • 1 change

4h 9m • 1 change

4h 12m • 1 change

3h 39m • 1 change

4h 3m • 1 change

4h 9m • 1 change

4h 12m • 1 change
Want to know about travelling from Mildenhall 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 bus from Mildenhall to Slough. However, there are services departing from Mildenhall station and arriving at Slough station via Heathrow Central Bus Station station. The journey, including transfers, takes approximately 4h 4m.
Mildenhall to Slough bus services, operated by National Express, depart from Bus Station.
Mildenhall to Slough bus services, operated by National Express, arrive at Heathrow Central Bus Station.
Book your Mildenhall to Slough bus tickets online with National Express and First Berkshire & The Thames Valley.
The distance between Mildenhall and Slough is 120.1 km. The road distance is 182 km.
National Express operates a bus from Bus Station to Heathrow Central Bus Station every 3 hours. Tickets cost £19–50 and the journey takes 3h 25m.