The average train between Portmarnock and Belfast takes 3h 9m and the fastest train takes 2h. The train service runs several times per day from Portmarnock to Belfast. 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 Portmarnock and Belfast. The earliest departure is at 12:08 AM at night, and the last departure from Portmarnock is at 11:15 PM which arrives into Belfast at 2:03 AM. All services require a transfer, and take on average 3h 9m. The schedules shown below are for the next available departures.

2h • 1 change

2h 14m • 1 change

2h 38m • 1 change

2h 32m • 1 change

7h 50m • 1 change

2h • 1 change

2h 14m • 1 change

2h 38m • 1 change

7h 50m • 1 change

2h • 1 change

2h 14m • 1 change

2h 38m • 1 change

7h 50m • 1 change

2h 16m • 1 change

2h 18m • 1 change

2h 20m • 1 change

10h 37m • 1 change

2h 30m • 1 change

2h 30m • 1 change

2h 30m • 1 change

7h 38m • 1 change

2h • 1 change

2h 14m • 1 change

2h 38m • 1 change
Want to know about travelling from Portmarnock to Belfast? 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 Belfast. However, there are services departing from Portmarnock station and arriving at Belfast station via Drogheda. The journey, including transfers, takes approximately 3h 9m.
Portmarnock to Belfast train services, operated by Iarnród Éireann (Irish Rail), depart from Portmarnock station.
Portmarnock to Belfast train services, operated by Iarnród Éireann (Irish Rail), arrive at Belfast Grand Central station.
The distance between Portmarnock and Belfast is 131.4 km. The road distance is 169 km.
You can take a train from Portmarnock to Belfast Grand Central via Drogheda in around 2h 27m.