The average train between Monkstown, County Dublin and Castleknock takes 1h 4m and the fastest train takes 47 min. There is a train service every few hours from Monkstown, County Dublin 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.
Trains run hourly between Monkstown, County Dublin and Castleknock. The earliest departure is at 5:56 AM in the morning, and the last departure from Monkstown, County Dublin is at 11:57 PM which arrives into Castleknock at 6:16 AM. All services require a transfer, and take on average 1h 4m. The schedules shown below are for the next available departures.

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55 min • 1 changeWant to know about travelling from Monkstown, County Dublin 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 train from Monkstown, County Dublin to Castleknock. However, there are services departing from Salthill station and arriving at Castleknock station via Dublin Connolly station. The journey, including transfers, takes approximately 1h 4m.
Monkstown, County Dublin to Castleknock train services, operated by Iarnród Éireann (Irish Rail), depart from Salthill station.
Monkstown, County Dublin to Castleknock train services, operated by Iarnród Éireann (Irish Rail), arrive at Castleknock station.
The distance between Monkstown, County Dublin and Castleknock is 16.4 km. The road distance is 18 km.
You can take a train from Salthill to Castleknock via Dublin Connolly in around 55 min.