The average bus between Portlaoise and Slane Castle takes 2h 56m and the fastest bus takes 2h 35m. The bus service runs several times per day from Portlaoise to Slane Castle. 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 4 times a day between Portlaoise and Slane Castle. The earliest departure is at 8:50 AM in the morning, and the last departure from Portlaoise is at 7:15 PM which arrives into Slane Castle at 9:55 PM. All services require a transfer at Eden Quay and take an average of 2h 56m. The schedules shown below are for the next available departures.

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Want to know about travelling from Portlaoise to Slane Castle? 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 Portlaoise to Slane Castle. However, there are services departing from Portlaoise station and arriving at Slane Castle station via Eden Quay. The journey, including transfers, takes approximately 2h 56m.
Portlaoise to Slane Castle bus services, operated by J.J.Kavanagh & Sons, depart from Portlaoise JFL Ave station.
Portlaoise to Slane Castle bus services, operated by J.J.Kavanagh & Sons, arrive at Slane station.
The distance between Portlaoise and Slane Castle is 89.7 km. The road distance is 135 km.
You can take a bus from Portlaoise JFL Ave to Slane Castle via Eden Quay, Abbey St, and Slane in around 3h 58m.