Belfast to Castleknock Buses

Belfast to Castleknock buses

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Trip Overview

The average bus between Belfast and Castleknock takes 3h 30m and the fastest bus takes 3h 9m. There is a bus service every few hours from Belfast to Castleknock. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

3h 30m
Duration: 179 km
Distance: €21
Average price: Hourly
Frequency

Bus, line 38 bus

best

Take the bus from Belfast Glengall to The Gresham Hotelbus 705x
Take the bus from O'Connell St Upper to St Brigid's Churchbus 38

3h 24m

€19–24

Belfast to Castleknock bus times

Buses run hourly between Belfast and Castleknock. The earliest departure is at 3:10 AM at night, and the last departure from Belfast is at 7:10 PM which arrives into Castleknock at 10:28 PM. All services require a transfer at The Gresham Hotel and take an average of 3h 30m. The schedules shown below are for the next available departures.

Departing Saturday, October 31, 2026

7:10 PM → 10:28 PM
3h 18m • 1 change

Departing Sunday, November 1, 2026

5:10 AM → 9:24 AM
4h 14m • 1 change
7:10 AM → 10:28 AM
3h 18m • 1 change
9:10 AM → 12:37 PM
3h 27m • 1 change
10:10 AM → 1:37 PM
3h 27m • 1 change
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Departing Monday, November 2, 2026

3:10 AM → 6:53 AM
3h 43m • 1 change
5:10 AM → 8:30 AM
3h 20m • 1 change
7:10 AM → 10:23 AM
3h 13m • 1 change
9:10 AM → 12:46 PM
3h 36m • 1 change
Show more

Departing Tuesday, November 3, 2026

3:10 AM → 6:53 AM
3h 43m • 1 change
5:10 AM → 8:30 AM
3h 20m • 1 change
7:10 AM → 10:23 AM
3h 13m • 1 change
9:10 AM → 12:46 PM
3h 36m • 1 change
Show more

Departing Wednesday, November 4, 2026

3:10 AM → 6:53 AM
3h 43m • 1 change
5:10 AM → 8:30 AM
3h 20m • 1 change
7:10 AM → 10:23 AM
3h 13m • 1 change
9:10 AM → 12:46 PM
3h 36m • 1 change
Show more

Departing Thursday, November 5, 2026

3:10 AM → 6:53 AM
3h 43m • 1 change
5:10 AM → 8:30 AM
3h 20m • 1 change
7:10 AM → 10:23 AM
3h 13m • 1 change
9:10 AM → 12:46 PM
3h 36m • 1 change
Show more

Departing Friday, November 6, 2026

3:10 AM → 6:53 AM
3h 43m • 1 change
5:10 AM → 8:30 AM
3h 20m • 1 change
7:10 AM → 10:23 AM
3h 13m • 1 change
9:10 AM → 12:46 PM
3h 36m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Belfast to Castleknock? 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.