The average bus between Slane Castle and Castleknock takes 1h 43m and the fastest bus takes 1h 22m. There is a bus service every few hours from Slane Castle 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.
Buses run hourly between Slane Castle and Castleknock. The earliest departure is at 5:54 AM in the morning, and the last departure from Slane Castle is at 11:53 PM which arrives into Castleknock at 6:17 AM. All services require a transfer at Slane and take an average of 1h 43m. The schedules shown below are for the next available departures.

1h 31m • 1 change
1h 30m • 1 change
1h 31m • 1 change
1h 37m • 1 change
1h 30m • 1 change
1h 31m • 1 change
1h 41m • 1 change
1h 33m • 1 change
1h 23m • 1 change
1h 24m • 1 change
1h 29m • 1 change
1h 32m • 1 changeWant to know about travelling from Slane Castle 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.
No, there is no direct bus from Slane Castle to Castleknock. However, there are services departing from Slane Castle station and arriving at Castleknock station via Navan Rd Stn. The journey, including transfers, takes approximately 1h 43m.
Slane Castle to Castleknock bus services, operated by Bus Éireann, depart from Navan station.
Slane Castle to Castleknock bus services, operated by Bus Éireann, arrive at Navan Rd Stn station.
The distance between Slane Castle and Castleknock is 39.7 km. The road distance is 55 km.
Bus Éireann operates a bus from Navan to Navan Rd Stn hourly. Tickets cost €13–19 and the journey takes 55 min.