Dumbarton to Castle Douglas Buses

Dumbarton to Castle Douglas buses

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Trip Overview

The average bus between Dumbarton and Castle Douglas takes 5h 57m and the fastest bus takes 3h 49m. The bus service runs several times per day from Dumbarton to Castle Douglas. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

5h 57m
Duration: 115 mi
Distance: £33
Average price: Every 3 hours
Frequency

Bus

best

Take the bus from Buchanan Bus Station to Stance 2bus X74

4h 7m

£28–42

Dumbarton to Castle Douglas bus times

Buses run every 3 hours between Dumbarton and Castle Douglas. The earliest departure is at 12:23 AM at night, and the last departure from Dumbarton is at 8:46 PM which arrives into Castle Douglas at 6:31 AM. All services require a transfer at Buchanan Bus Station and take an average of 5h 57m. The schedules shown below are for the next available departures.

Departing Friday, October 9, 2026

6:43 PM → 12:29 AM
Arrives next day
5h 46m • 2 changes
8:46 PM → 6:31 AM
Arrives next day
9h 45m • 2 changes

Departing Saturday, October 10, 2026

12:29 AM → 11:00 AM
10h 31m • 2 changes
8:42 AM → 1:45 PM
5h 3m • 2 changes
10:15 AM → 2:55 PM
4h 40m • 2 changes
10:25 AM → 3:28 PM
5h 3m • 2 changes
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Departing Sunday, October 11, 2026

12:23 AM → 11:38 AM
11h 15m • 2 changes
10:15 AM → 2:04 PM
3h 49m • 2 changes
2:11 PM → 6:04 PM
3h 53m • 2 changes
8:03 PM → 6:31 AM
Arrives next day
10h 28m • 2 changes

Departing Monday, October 12, 2026

12:23 AM → 11:00 AM
10h 37m • 2 changes
8:39 AM → 1:45 PM
5h 6m • 2 changes
10:15 AM → 2:29 PM
4h 14m • 2 changes
10:39 AM → 3:28 PM
4h 49m • 2 changes
Show more

Departing Tuesday, October 13, 2026

12:29 AM → 11:00 AM
10h 31m • 2 changes
8:39 AM → 1:45 PM
5h 6m • 2 changes
10:15 AM → 2:29 PM
4h 14m • 2 changes
10:39 AM → 3:28 PM
4h 49m • 2 changes
Show more

Departing Wednesday, October 14, 2026

12:29 AM → 11:00 AM
10h 31m • 2 changes
8:39 AM → 1:45 PM
5h 6m • 2 changes
10:15 AM → 2:29 PM
4h 14m • 2 changes
10:39 AM → 3:28 PM
4h 49m • 2 changes
Show more

Departing Thursday, October 15, 2026

12:29 AM → 11:00 AM
10h 31m • 2 changes
8:39 AM → 1:45 PM
5h 6m • 2 changes
10:15 AM → 2:29 PM
4h 14m • 2 changes
10:39 AM → 3:28 PM
4h 49m • 2 changes

Frequently asked questions

Want to know about travelling from Dumbarton to Castle Douglas? 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.

Dumbarton to Castle Douglas buses

Trip Overview

Bus