The average train between Maynooth and Dublin Castle takes 1h 1m and the fastest train takes 40 min. The train runs at least 2 times per hour from Maynooth to Dublin Castle. 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 every 30 minutes between Maynooth and Dublin Castle. The earliest departure is at 5:57 AM in the morning, and the last departure from Maynooth is at 11:13 PM which arrives into Dublin Castle at 7:00 AM. All services require a transfer at Dublin Connolly and take an average of 1h 1m. The schedules shown below are for the next available departures.

53 min • 1 change

54 min • 1 change

57 min • 1 change

57 min • 1 change
Want to know about travelling from Maynooth to Dublin Castle? 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 Maynooth to Dublin Castle. However, there are services departing from Maynooth station and arriving at Dublin Castle station via Dublin Connolly. The journey, including transfers, takes approximately 1h 1m.
Maynooth to Dublin Castle train services, operated by Iarnród Éireann (Irish Rail), depart from Maynooth station.
Maynooth to Dublin Castle train services, operated by Iarnród Éireann (Irish Rail), arrive at Dublin Connolly station.
The distance between Maynooth and Dublin Castle is 23.4 km. The road distance is 29 km.
Iarnród Éireann (Irish Rail) operates a train from Maynooth to Dublin Connolly every 30 minutes. Tickets cost €3–5 and the journey takes 44 min.