The average bus between Naas and Castleknock takes 2h 3m and the fastest bus takes 1h 21m. There is an hourly bus service from Naas 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 Naas and Castleknock. The earliest departure is at 5:33 AM in the morning, and the last departure from Naas is at 11:54 PM which arrives into Castleknock at 6:55 AM. All services require a transfer at Bachelors Walk and take an average of 2h 3m. The schedules shown below are for the next available departures.

2h 5m • 1 change

1h 57m • 1 change

2h 6m • 1 change

2h 5m • 1 change

1h 49m • 1 change

1h 39m • 1 change

2h 3m • 1 change

2h 7m • 1 change

1h 49m • 1 change

1h 39m • 1 change

2h 3m • 1 change

2h 7m • 1 change
Want to know about travelling from Naas 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 Naas to Castleknock. However, there are services departing from Naas station and arriving at Castleknock station via Bachelors Walk. The journey, including transfers, takes approximately 2h 3m.
Naas to Castleknock bus services, operated by Go-Ahead Ireland, depart from Naas station.
Naas to Castleknock bus services, operated by Go-Ahead Ireland, arrive at St Brigid's Church station.
The distance between Naas and Castleknock is 26.7 km. The road distance is 46 km.
You can take a bus from Naas to St Brigid's Church via Bachelors Walk and Aston Quay in around 1h 49m.