The average bus between 3Arena and Castleknock takes 56 min and the fastest bus takes 38 min. The bus runs at least 2 times per hour from 3Arena 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 every 30 minutes between 3Arena and Castleknock. The earliest departure is at 6:12 AM in the morning, and the last departure from 3Arena is at 9:43 PM which arrives into Castleknock at 10:26 PM. All services require a transfer at Castleforbes Road and take an average of 56 min. The schedules shown below are for the next available departures.

43 min • 1 change
48 min • 1 change
50 min • 1 change
46 min • 1 changeWant to know about travelling from 3Arena 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 3Arena to Castleknock. However, there are services departing from 3Arena station and arriving at Castleknock station via St Brigid's Church. The journey, including transfers, takes approximately 56 min.
3Arena to Castleknock bus services, operated by Dublin Bus, depart from Aston Quay station.
3Arena to Castleknock bus services, operated by Dublin Bus, arrive at St Brigid's Church station.
The distance between 3Arena and Castleknock is 9.3 km. The road distance is 14 km.
Dublin Bus operates a bus from Aston Quay to St Brigid's Church every 30 minutes. Tickets cost €3 and the journey takes 39 min.