The average bus between Rathmines and Portmarnock takes 1h 10m and the fastest bus takes 47 min. The bus runs at least 2 times per hour from Rathmines 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.
Buses run every 30 minutes between Rathmines and Portmarnock. The earliest departure is at 4:48 AM at night, and the last departure from Rathmines is at 10:54 PM which arrives into Portmarnock at 11:51 PM. All services require a transfer at Eden Quay and take an average of 1h 10m. The schedules shown below are for the next available departures.

1h 15m • 1 change

1h 7m • 1 change

1h 9m • 1 change

1h 5m • 1 change

56 min • 1 change

1h 21m • 1 change

1h 20m • 1 change

1h • 1 change

1h 9m • 1 change

49 min • 1 change

1h 2m • 1 change

1h • 1 change
Want to know about travelling from Rathmines 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 bus from Rathmines to Portmarnock. However, there are services departing from Rathmines station and arriving at Portmarnock station via Eden Quay. The journey, including transfers, takes approximately 1h 10m.
Rathmines to Portmarnock bus services, operated by Dublin Bus, depart from Cathal Brugha Brrks station.
Rathmines to Portmarnock bus services, operated by Dublin Bus, arrive at Portmarnock Village station.
The distance between Rathmines and Portmarnock is 13.6 km. The road distance is 18 km.
You can take a bus from Cathal Brugha Brrks to Portmarnock Village via Eden Quay and Abbey St Lower in around 1h 25m.