The average bus between Castleknock and Rathcoole takes 1h 56m and the fastest bus takes 1h. There is a bus service every few hours from Castleknock to Rathcoole. 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 hourly between Castleknock and Rathcoole. The earliest departure is at 6:47 AM in the morning, and the last departure from Castleknock is at 11:45 PM which arrives into Rathcoole at 7:20 AM. All services require a transfer at Arran Quay and take an average of 1h 56m. The schedules shown below are for the next available departures.

1h 52m • 1 change

2h • 1 change

1h 44m • 1 change

1h 44m • 1 change

1h 52m • 1 change

2h • 1 change

1h 44m • 1 change

1h 44m • 1 change

1h 52m • 1 change

2h • 1 change

1h 44m • 1 change

1h 44m • 1 change
Want to know about travelling from Castleknock to Rathcoole? 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 Rathcoole. However, there are services departing from Castleknock station and arriving at Rathcoole station via Arran Quay. The journey, including transfers, takes approximately 1h 56m.
Castleknock to Rathcoole bus services, operated by Dublin Bus, depart from Castleknock station.
Castleknock to Rathcoole bus services, operated by Dublin Bus, arrive at Rathcoole station.
The distance between Castleknock and Rathcoole is 12.4 km. The road distance is 46 km.
You can take a bus from Castleknock to Rathcoole via Arran Quay and Usher's Quay in around 2h 6m.