The average bus between Dumbarton and Dumfries takes 3h 32m and the fastest bus takes 3h 12m. There is a bus service every few hours from Dumbarton to Dumfries. 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 hourly between Dumbarton and Dumfries. The earliest departure is at 5:59 AM in the morning, and the last departure from Dumbarton is at 10:19 PM which arrives into Dumfries at 10:18 AM. All services require a transfer at Mitchell Street and take an average of 3h 32m. The schedules shown below are for the next available departures.

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3h 30m • 1 changeWant to know about travelling from Dumbarton to Dumfries? 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 Dumbarton to Dumfries. However, there are services departing from Shopping Centre Entrance station and arriving at School station via Mitchell Street station. The journey, including transfers, takes approximately 3h 32m.
Dumbarton to Dumfries bus services, operated by First Greater Glasgow, depart from Shopping Centre Entrance station.
Dumbarton to Dumfries bus services, operated by Stagecoach West Scotland, arrive at School station.
The distance between Dumbarton and Dumfries is 114.5 km. The road distance is 146 km.
You can take a bus from Shopping Centre Entrance to School via Mitchell Street and Buchanan Bus Station in around 4h 23m.