The average bus between Ballymun and Portmarnock takes 1h 1m and the fastest bus takes 42 min. The bus runs at least 2 times per hour from Ballymun 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 Ballymun and Portmarnock. The earliest departure is at 4:48 AM at night, and the last departure from Ballymun is at 11:57 PM which arrives into Portmarnock at 12:43 AM. All services require a transfer at Marino Crescent Pk and take an average of 1h 1m. The schedules shown below are for the next available departures.

1h 7m • 1 change

1h 1m • 1 change

54 min • 1 change

1h • 1 change

45 min • 1 change

49 min • 1 change

51 min • 1 change

1h 4m • 1 change

56 min • 1 change

1h 16m • 1 change

47 min • 1 change

53 min • 1 change
Want to know about travelling from Ballymun 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 Ballymun to Portmarnock. However, there are services departing from Ballymun station and arriving at Portmarnock station via Marino Crescent Pk. The journey, including transfers, takes approximately 1h 1m.
Ballymun to Portmarnock bus services, operated by Dublin Bus, depart from Willow Park Avenue station.
Ballymun to Portmarnock bus services, operated by Dublin Bus, arrive at Portmarnock Village station.
The distance between Ballymun and Portmarnock is 9.1 km. The road distance is 20 km.
You can take a bus from Willow Park Avenue to Portmarnock Village via Marino Crescent Pk and Howth Road in around 1h 14m.