The average bus between Mullingar (Station) and Castleknock takes 1h 45m and the fastest bus takes 57 min. There is a bus service every few hours from Mullingar (Station) 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 Mullingar (Station) and Castleknock. The earliest departure is at 3:17 AM at night, and the last departure from Mullingar (Station) is at 10:45 PM which arrives into Castleknock at 12:01 AM. All services require a transfer at Austin Friars St and take an average of 1h 45m. The schedules shown below are for the next available departures.

1h 23m • 1 change

1h 29m • 1 change

1h 22m • 1 change

2h 4m • 1 change

2h 48m • 1 change

1h 23m • 1 change

1h 29m • 1 change

1h 22m • 1 change

2h 45m • 1 change

1h 53m • 1 change

1h 33m • 1 change

1h 22m • 1 change
Want to know about travelling from Mullingar (Station) 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 Mullingar (Station) to Castleknock. However, there are services departing from Mullingar (Station) station and arriving at Castleknock station via Liffey Valley SC. The journey, including transfers, takes approximately 1h 45m.
Mullingar (Station) to Castleknock bus services, operated by Bus Éireann, depart from Austin Friars St station.
Mullingar (Station) to Castleknock bus services, operated by Bus Éireann, arrive at Liffey Valley SC station.
The distance between Mullingar (Station) and Castleknock is 67.3 km. The road distance is 78 km.
Bus Éireann operates a bus from Austin Friars St to Liffey Valley SC hourly. Tickets cost €17–23 and the journey takes 1h 33m. Expressway (Bus Éireann) also services this route every 4 hours.