The average train between Dunboyne and Portmarnock takes 1h 2m and the fastest train takes 49 min. The train service runs several times per day from Dunboyne to Portmarnock. 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 4 hours between Dunboyne and Portmarnock. The earliest departure is at 7:10 AM in the morning, and the last departure from Dunboyne is at 6:43 PM which arrives into Portmarnock at 7:32 PM. All services require a transfer at Docklands and take an average of 1h 2m. The schedules shown below are for the next available departures.

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Want to know about travelling from Dunboyne to Portmarnock? 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 Dunboyne to Portmarnock. However, there are services departing from Dunboyne station and arriving at Portmarnock station via Docklands. The journey, including transfers, takes approximately 1h 2m.
Dunboyne to Portmarnock train services, operated by Iarnród Éireann (Irish Rail), depart from Dunboyne station.
Dunboyne to Portmarnock train services, operated by Iarnród Éireann (Irish Rail), arrive at Portmarnock station.
The distance between Dunboyne and Portmarnock is 22.5 km. The road distance is 30 km.
You can take a train from Dunboyne to Portmarnock via Docklands and Dublin Connolly in around 1h 11m.