The average bus between Castle Douglas and Prestwick takes 6h 58m and the fastest bus takes 3h 57m. The bus service runs several times per day from Castle Douglas to Prestwick. 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 4 times a day between Castle Douglas and Prestwick. The earliest departure is at 6:55 AM in the morning, and the last departure from Castle Douglas is at 9:10 PM which arrives into Prestwick at 9:59 AM. All services require a transfer at Port Rodie and take an average of 6h 58m. The schedules shown below are for the next available departures.


5h 3m • 2 changes


5h 54m • 2 changes


3h 57m • 2 changes
Arrives next day


12h 47m • 2 changes


5h 53m • 2 changes


5h 53m • 2 changes
Arrives next day


15h 54m • 2 changes


5h 3m • 2 changes


5h 54m • 2 changes


3h 57m • 2 changes
Arrives next day


12h 48m • 2 changes


5h 3m • 2 changes


5h 54m • 2 changes


3h 57m • 2 changes
Arrives next day


12h 48m • 2 changes
Want to know about travelling from Castle Douglas to Prestwick? 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 Castle Douglas to Prestwick. However, there are services departing from Castle Douglas station and arriving at Prestwick station via Port Rodie. The journey, including transfers, takes approximately 6h 58m.
Castle Douglas to Prestwick bus services, operated by Houstons Minicoaches, depart from Royal Bank station.
Castle Douglas to Prestwick bus services, operated by Houstons Minicoaches, arrive at Ayr Bus Station.
The distance between Castle Douglas and Prestwick is 75.6 km. The road distance is 181 km.
You can take a bus from Royal Bank to Kyle Street via Port Rodie and Ayr Bus Station in around 4h 43m.