The average bus between Killarney and Portmarnock takes 5h 22m and the fastest bus takes 4h 50m. The bus service runs several times per day from Killarney 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 3 hours between Killarney and Portmarnock. The earliest departure is at 12:00 AM at night, and the last departure from Killarney is at 3:00 PM which arrives into Portmarnock at 8:19 PM. All services require a transfer at Dublin Airport Zone 12 and take an average of 5h 22m. The schedules shown below are for the next available departures.

5h 15m • 1 change

5h 17m • 1 change

5h 23m • 1 change

5h 20m • 1 change

6h 27m • 1 change

4h 50m • 1 change

5h 15m • 1 change

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6h 22m • 1 change

4h 52m • 1 change

4h 50m • 1 change

5h 16m • 1 change

6h 20m • 1 change

4h 50m • 1 change

5h 20m • 1 change

5h 23m • 1 change

6h 27m • 1 change

4h 50m • 1 change

5h 15m • 1 change

5h 15m • 1 change

6h 27m • 1 change

4h 50m • 1 change

5h 15m • 1 change

5h 15m • 1 change

6h 27m • 1 change

4h 50m • 1 change

5h 15m • 1 change

5h 15m • 1 change
Want to know about travelling from Killarney 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 Killarney to Portmarnock. However, there are services departing from Killarney station and arriving at Portmarnock station via Dublin Airport Zone 12. The journey, including transfers, takes approximately 5h 22m.
Killarney to Portmarnock bus services, operated by Flight Link Limited, depart from Killarney Mission Road station.
Killarney to Portmarnock bus services, operated by Flight Link Limited, arrive at Dublin Airport Zone 12 station.
The distance between Killarney and Portmarnock is 272.7 km. The road distance is 340 km.
Flight Link Limited operates a bus from Killarney Mission Road to Dublin Airport Zone 12 every 4 hours, and the journey takes 4h.