The average bus between Dunbar and Dumbarton takes 4h 4m and the fastest bus takes 3h 29m. There is a bus service every few hours from Dunbar to Dumbarton. 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 Dunbar and Dumbarton. The earliest departure is at 2:02 AM at night, and the last departure from Dunbar is at 10:07 PM which arrives into Dumbarton at 6:47 AM. All services require a transfer at Princes Street and take an average of 4h 4m. The schedules shown below are for the next available departures.


4h 13m • 2 changes


3h 59m • 2 changes


3h 54m • 2 changes


4h 14m • 2 changes


4h 45m • 2 changes


3h 44m • 2 changes


3h 34m • 2 changes


3h 54m • 2 changes


4h 45m • 2 changes


3h 29m • 2 changes


3h 34m • 2 changes


3h 38m • 2 changes
Want to know about travelling from Dunbar to Dumbarton? 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 Dunbar to Dumbarton. However, there are services departing from Dunbar station and arriving at Dumbarton station via Princes Street. The journey, including transfers, takes approximately 4h 4m.
Dunbar to Dumbarton bus services, operated by East Coast Buses, depart from High Street station.
Dunbar to Dumbarton bus services, operated by East Coast Buses, arrive at Buchanan Bus Station.
The distance between Dunbar and Dumbarton is 128 km. The road distance is 144 km.
You can take a bus from High Street to Barloan Toll via Princes Street and Buchanan Bus Station in around 3h 59m.