The average train between Portmarnock and Maynooth takes 1h 25m and the fastest train takes 52 min. There is an hourly train service from Portmarnock to Maynooth. 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 Portmarnock and Maynooth. The earliest departure is at 6:24 AM in the morning, and the last departure from Portmarnock is at 11:44 PM which arrives into Maynooth at 6:09 AM. All services require a transfer, and take on average 1h 25m. The schedules shown below are for the next available departures.

1h 18m • 1 change
Arrives next day

1h 25m • 1 change
Arrives next day

6h 25m • 1 change

1h 5m • 1 change

1h 14m • 1 change

53 min • 1 change

1h 6m • 1 change

1h 5m • 1 change

1h 14m • 1 change

53 min • 1 change

1h 6m • 1 change
Want to know about travelling from Portmarnock to Maynooth? 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 Portmarnock to Maynooth. However, there are services departing from Portmarnock station and arriving at Maynooth station via Dublin Connolly. The journey, including transfers, takes approximately 1h 25m.
Portmarnock to Maynooth train services, operated by Iarnród Éireann (Irish Rail), depart from Portmarnock station.
Portmarnock to Maynooth train services, operated by Iarnród Éireann (Irish Rail), arrive at Maynooth station.
The distance between Portmarnock and Maynooth is 30.6 km. The road distance is 36 km.
You can take a train from Portmarnock to Maynooth via Dublin Connolly in around 1h 22m.