The average bus between Carlow and Castletroy takes 3h 39m and the fastest bus takes 3h 15m. There is a bus service every few hours from Carlow to Castletroy. 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 hourly between Carlow and Castletroy. The earliest departure is at 3:25 AM at night, and the last departure from Carlow is at 8:10 PM which arrives into Castletroy at 11:45 PM. All services require a transfer, and take on average 3h 39m. The schedules shown below are for the next available departures.

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Want to know about travelling from Carlow to Castletroy? 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 Carlow to Castletroy. However, there are services departing from Carlow station and arriving at Castletroy station via Red Cow Luas. The journey, including transfers, takes approximately 3h 39m.
Carlow to Castletroy bus services, operated by J.J.Kavanagh & Sons, depart from Carlow Bus Station.
Carlow to Castletroy bus services, operated by J.J.Kavanagh & Sons, arrive at UL Student Centre station.
The distance between Carlow and Castletroy is 112.4 km. The road distance is 259 km.
You can take a bus from Carlow Bus Station to UL Student Centre via Red Cow Luas in around 3h 28m.