The average bus between Dumbarton and Bonnybridge takes 2h 14m and the fastest bus takes 1h 58m. There is a bus service every few hours from Dumbarton to Bonnybridge. 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 Bonnybridge. The earliest departure is at 5:45 AM in the morning, and the last departure from Dumbarton is at 9:15 PM which arrives into Bonnybridge at 11:13 PM. All services require a transfer at Mitchell Street and take an average of 2h 14m. The schedules shown below are for the next available departures.

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2h 14m • 1 change
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2h 22m • 1 changeWant to know about travelling from Dumbarton to Bonnybridge? 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 Bonnybridge. However, there are services departing from Shopping Centre Entrance station and arriving at Library station via Mitchell Street station. The journey, including transfers, takes approximately 2h 14m.
Dumbarton to Bonnybridge bus services, operated by First Greater Glasgow, depart from Shopping Centre Entrance station.
Dumbarton to Bonnybridge bus services, operated by Midland Bluebird, arrive at Library station.
The distance between Dumbarton and Bonnybridge is 43 km. The road distance is 50 km.
You can take a bus from Shopping Centre Entrance to Library via Mitchell Street and Buchanan Bus Station in around 2h 49m.