The average bus between Castle Douglas and Port William takes 3h 5m and the fastest bus takes 2h 25m. The bus service runs several times per day from Castle Douglas to Port William. 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 5 times a day between Castle Douglas and Port William. The earliest departure is at 6:55 AM in the morning, and the last departure from Castle Douglas is at 4:00 PM which arrives into Port William at 6:40 PM. All services require a transfer, and take on average 3h 5m. The schedules shown below are for the next available departures.

3h 14m • 1 change

2h 50m • 1 change

2h 34m • 1 change

3h 34m • 1 change

3h 9m • 1 change

2h 50m • 1 change

3h 29m • 1 change

3h 34m • 1 change

3h 9m • 1 change

2h 50m • 1 change

3h 29m • 1 change

3h 34m • 1 change

3h 9m • 1 change

2h 50m • 1 change

3h 29m • 1 change

3h 34m • 1 change

3h 9m • 1 change

2h 50m • 1 change

3h 29m • 1 change

3h 34m • 1 change

3h 9m • 1 change

2h 50m • 1 change

3h 29m • 1 change

3h 34m • 1 change
Want to know about travelling from Castle Douglas to Port William? 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 Port William. However, there are services departing from Castle Douglas station and arriving at Port William station via Stance 1. The journey, including transfers, takes approximately 3h 5m.
Castle Douglas to Port William bus services, operated by Houstons Minicoaches, depart from Royal Bank station.
Castle Douglas to Port William bus services, operated by Houstons Minicoaches, arrive at Post Office station.
The distance between Castle Douglas and Port William is 46.4 km. The road distance is 112 km.
You can take a bus from Royal Bank to Post Office via Stance 3 in around 3h 13m.