The average train between Finglas and Portmarnock takes 56 min and the fastest train takes 33 min. There is an hourly train service from Finglas 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 hourly between Finglas and Portmarnock. The earliest departure is at 7:22 AM in the morning, and the last departure from Finglas is at 11:48 PM which arrives into Portmarnock at 7:19 AM. All services require a transfer, and take on average 56 min. The schedules shown below are for the next available departures.

40 min • 1 change

33 min • 1 change

50 min • 1 change

50 min • 1 change

57 min • 1 change

57 min • 1 change

46 min • 1 change

36 min • 1 change

51 min • 1 change

1h 18m • 1 change

1h 18m • 1 change

38 min • 1 change
Want to know about travelling from Finglas 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 Finglas to Portmarnock. However, there are services departing from Finglas station and arriving at Portmarnock station via Dublin Connolly. The journey, including transfers, takes approximately 56 min.
Finglas to Portmarnock train services, operated by Iarnród Éireann (Irish Rail), depart from Broombridge station.
Finglas to Portmarnock train services, operated by Iarnród Éireann (Irish Rail), arrive at Portmarnock station.
The distance between Finglas and Portmarnock is 11.3 km. The road distance is 15 km.
You can take a train from Broombridge to Portmarnock via Dublin Connolly in around 52 min.