The average bus between Castleknock and Coolock takes 1h 19m and the fastest bus takes 55 min. The bus runs at least 2 times per hour from Castleknock to Coolock. 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 30 minutes between Castleknock and Coolock. The earliest departure is at 6:17 AM in the morning, and the last departure from Castleknock is at 11:15 PM which arrives into Coolock at 6:54 AM. All services require a transfer at Ormond Quay Upper and take an average of 1h 19m. The schedules shown below are for the next available departures.

1h 1m • 1 change

1h 6m • 1 change

1h 15m • 1 change

1h 17m • 1 change
Want to know about travelling from Castleknock to Coolock? 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 Castleknock to Coolock. However, there are services departing from Castleknock station and arriving at Coolock station via Ormond Quay Upper. The journey, including transfers, takes approximately 1h 19m.
Castleknock to Coolock bus services, operated by Dublin Bus, depart from Castleknock station.
Castleknock to Coolock bus services, operated by Dublin Bus, arrive at Saint Brendan's Church station.
The distance between Castleknock and Coolock is 10.9 km. The road distance is 18 km.
You can take a bus from Castleknock to Saint Brendan's Church via Ormond Quay Upper and Lord Edward Street in around 1h 10m.