The average bus between Johnstone and Dumbarton takes 2h 20m and the fastest bus takes 1h 51m. The bus service runs several times per day from Johnstone 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 every 3 hours between Johnstone and Dumbarton. The earliest departure is at 5:27 AM in the morning, and the last departure from Johnstone is at 7:42 PM which arrives into Dumbarton at 10:34 PM. All services require a transfer at Smithhills Street and take an average of 2h 20m. The schedules shown below are for the next available departures.


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2h 6m • 2 changes


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2h 6m • 2 changes
Want to know about travelling from Johnstone 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 Johnstone to Dumbarton. However, there are services departing from Johnstone station and arriving at Dumbarton station via French Street. The journey, including transfers, takes approximately 2h 20m.
Johnstone to Dumbarton bus services, operated by McGills Buses, depart from Stop 3 Central Road station.
Johnstone to Dumbarton bus services, operated by McGills Buses, arrive at Risk Street station.
The distance between Johnstone and Dumbarton is 13.3 km. The road distance is 49 km.
You can take a bus from Quarrelton Road to Risk Street via Smithhills Street, Stop 3 Central Road, French Street, and Swindon Street in around 1h 57m.