The average bus between Sligo and Portmarnock takes 4h 59m and the fastest bus takes 4h 10m. The bus service runs several times per day from Sligo 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 4 hours between Sligo and Portmarnock. The earliest departure is at 1:00 AM at night, and the last departure from Sligo is at 6:15 PM which arrives into Portmarnock at 10:44 PM. All services require a transfer, and take on average 4h 59m. The schedules shown below are for the next available departures.

4h 45m • 1 change

4h 51m • 1 change

4h 57m • 1 change

5h 18m • 1 change

4h 45m • 1 change

4h 51m • 1 change

4h 57m • 1 change

5h 18m • 1 change

4h 45m • 1 change

4h 51m • 1 change

4h 57m • 1 change

5h 18m • 1 change

6h 2m • 1 change

4h 50m • 1 change

4h 53m • 1 change

5h 3m • 1 change

6h 50m • 1 change

4h 48m • 1 change

4h 52m • 1 change

4h 58m • 1 change

6h 50m • 1 change

4h 48m • 1 change

4h 52m • 1 change

4h 58m • 1 change
Want to know about travelling from Sligo 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 Sligo to Portmarnock. However, there are services departing from Sligo station and arriving at Portmarnock station via Dublin Busáras. The journey, including transfers, takes approximately 4h 59m.
Sligo to Portmarnock bus services, operated by Expressway (Bus Éireann), depart from Sligo Bus Station.
Sligo to Portmarnock bus services, operated by Expressway (Bus Éireann), arrive at Dublin Busáras station.
The distance between Sligo and Portmarnock is 179.8 km. The road distance is 246 km.
Expressway (Bus Éireann) operates a bus from Sligo Bus Station to Dublin Busáras every 4 hours. Tickets cost €26–40 and the journey takes 4h 1m.