The average train between Cumbernauld and Dumbarton takes 1h 18m and the fastest train takes 54 min. The train runs at least 2 times per hour from Cumbernauld 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.
Trains run every 30 minutes between Cumbernauld and Dumbarton. The earliest departure is at 5:53 AM in the morning, and the last departure from Cumbernauld is at 11:56 PM which arrives into Dumbarton at 5:46 AM. All services require a transfer, and take on average 1h 18m. The schedules shown below are for the next available departures.

1h 17m • 1 change
Arrives next day

1h 15m • 1 change
Arrives next day

5h 50m • 1 change

1h 28m • 1 change

58 min • 1 change

1h 2m • 1 change

1h 5m • 1 change

1h 28m • 1 change

58 min • 1 change

1h 2m • 1 change

1h 5m • 1 change
Want to know about travelling from Cumbernauld 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 train from Cumbernauld to Dumbarton. However, there are services departing from Cumbernauld station and arriving at Dumbarton station via Glasgow Queen Street. The journey, including transfers, takes approximately 1h 18m.
Cumbernauld to Dumbarton train services, operated by ScotRail, depart from Cumbernauld station.
Cumbernauld to Dumbarton train services, operated by ScotRail, arrive at Dumbarton Central station.
Book your Cumbernauld to Dumbarton train tickets online with ScotRail.
The distance between Cumbernauld and Dumbarton is 36.1 km. The road distance is 46 km.
You can take a train from Cumbernauld to Dumbarton Central via Glasgow Queen Street in around 1h 17m.