The average bus between Kilmessan and Slane Castle takes 1h 22m and the fastest bus takes 1h 9m. The bus service runs several times per day from Kilmessan 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 every 4 hours between Kilmessan and Slane Castle. The earliest departure is at 8:20 AM in the morning, and the last departure from Kilmessan is at 8:33 PM which arrives into Slane Castle at 9:51 PM. All services require a transfer at Trim and take an average of 1h 22m. The schedules shown below are for the next available departures.

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1h 9m • 1 changeWant to know about travelling from Kilmessan 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 Kilmessan to Slane Castle. However, there are services departing from Kilmessan station and arriving at Slane Castle station via Trim. The journey, including transfers, takes approximately 1h 22m.
Kilmessan to Slane Castle bus services, operated by Bus Éireann, depart from Kilmessan station.
Kilmessan to Slane Castle bus services, operated by Bus Éireann, arrive at Slane station.
The distance between Kilmessan and Slane Castle is 17.8 km. The road distance is 40 km.
You can take a bus from Kilmessan to Slane Castle via Trim, Barbican Gate, and Slane in around 1h 50m.