The average bus between Dumbarton and Grangemouth takes 3h 46m and the fastest bus takes 2h 28m. There is a bus service every few hours from Dumbarton to Grangemouth. 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 2 hours between Dumbarton and Grangemouth. The earliest departure is at 12:23 AM at night, and the last departure from Dumbarton is at 8:46 PM which arrives into Grangemouth at 6:43 AM. All services require a transfer at Buchanan Bus Station and take an average of 3h 46m. The schedules shown below are for the next available departures.


2h 30m • 2 changes


2h 28m • 2 changes


3h 27m • 2 changes
Arrives next day


9h 10m • 2 changes


8h • 2 changes


2h 46m • 2 changes


2h 39m • 2 changes


2h 50m • 2 changes


8h • 2 changes


2h 46m • 2 changes


2h 39m • 2 changes


2h 50m • 2 changes


8h 59m • 2 changes


2h 45m • 2 changes


2h 38m • 2 changes


3h 3m • 2 changes


10h 20m • 2 changes


3h • 2 changes


2h 53m • 2 changes


3h 18m • 2 changes
Want to know about travelling from Dumbarton to Grangemouth? 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 Grangemouth. However, there are services departing from Dumbarton station and arriving at Grangemouth station via Buchanan Bus Station station. The journey, including transfers, takes approximately 3h 46m.
Dumbarton to Grangemouth bus services, operated by Scottish Citylink Coaches Ltd, depart from Barloan Toll station.
Dumbarton to Grangemouth bus services, operated by Scottish Citylink Coaches Ltd, arrive at Asda station.
The distance between Dumbarton and Grangemouth is 53.3 km. The road distance is 69 km.
You can take a bus from Barloan Toll to Burnbank Road via Buchanan Bus Station, Asda, and Melville Street in around 2h 36m.