The average bus between Port William and Castle Douglas takes 3h 42m and the fastest bus takes 2h 9m. The bus service runs several times per day from Port William to Castle Douglas. 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 Port William and Castle Douglas. The earliest departure is at 6:39 AM in the morning, and the last departure from Port William is at 3:50 PM which arrives into Castle Douglas at 6:54 PM. All services require a transfer, and take on average 3h 42m. The schedules shown below are for the next available departures.

4h 15m • 1 change

4h 4m • 1 change

3h 54m • 1 change

3h 29m • 1 change

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3h 54m • 1 change

3h 29m • 1 change

4h 15m • 1 change

4h 4m • 1 change

3h 54m • 1 change

3h 29m • 1 change

4h 15m • 1 change

4h 4m • 1 change

3h 54m • 1 change

3h 29m • 1 change

4h 15m • 1 change

4h 4m • 1 change

3h 54m • 1 change

3h 29m • 1 change
Want to know about travelling from Port William to Castle Douglas? 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 Port William to Castle Douglas. However, there are services departing from Port William station and arriving at Castle Douglas station via Hole-in-the-Wall. The journey, including transfers, takes approximately 3h 42m.
Port William to Castle Douglas bus services, operated by DGC Buses, depart from Post Office station.
Port William to Castle Douglas bus services, operated by DGC Buses, arrive at Carlingwark Street station.
The distance between Port William and Castle Douglas is 46.4 km. The road distance is 111 km.
You can take a bus from Post Office to Carlingwark Street via Hole-in-the-Wall in around 3h 28m.