The average train between Kilmarnock and Dumbarton Castle takes 1h 29m and the fastest train takes 1h 16m. There is an hourly train service from Kilmarnock to Dumbarton Castle. 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 hourly between Kilmarnock and Dumbarton Castle. The earliest departure is at 5:22 AM in the morning, and the last departure from Kilmarnock is at 10:32 PM which arrives into Dumbarton Castle at 12:13 AM. All services require a transfer at Glasgow Central and take an average of 1h 29m. The schedules shown below are for the next available departures.

1h 44m • 1 change

1h 23m • 1 change
Arrives next day

1h 40m • 1 change

1h 57m • 1 change

1h 38m • 1 change

1h 27m • 1 change

1h 42m • 1 change

1h 57m • 1 change

1h 38m • 1 change

1h 27m • 1 change

1h 42m • 1 change
Want to know about travelling from Kilmarnock to Dumbarton Castle? 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 Kilmarnock to Dumbarton Castle. However, there are services departing from Kilmarnock station and arriving at Dumbarton Castle station via Glasgow Central. The journey, including transfers, takes approximately 1h 29m.
Kilmarnock to Dumbarton Castle train services, operated by ScotRail, depart from Kilmarnock station.
Kilmarnock to Dumbarton Castle train services, operated by ScotRail, arrive at Dumbarton East station.
Book your Kilmarnock to Dumbarton Castle train tickets online with ScotRail.
The distance between Kilmarnock and Dumbarton Castle is 36.4 km. The road distance is 62 km.
You can take a train from Kilmarnock to Dumbarton East via Glasgow Central and Glasgow Queen Street Low Level in around 1h 48m.