The average bus between Killarney and Carlow takes 6h 4m and the fastest bus takes 5h 20m. The bus service runs several times per day from Killarney to Carlow. 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 Killarney and Carlow. The earliest departure is at 4:30 AM at night, and the last departure from Killarney is at 6:30 PM which arrives into Carlow at 1:25 AM. All services require a transfer, and take on average 6h 4m. The schedules shown below are for the next available departures.

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Want to know about travelling from Killarney to Carlow? 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 Carlow. However, there are services departing from Killarney station and arriving at Carlow station via Red Cow Luas. The journey, including transfers, takes approximately 6h 4m.
Killarney to Carlow bus services, operated by Dublin Coach, depart from Killarney Mission Road station.
Killarney to Carlow bus services, operated by Dublin Coach, arrive at Carlow Bus Station.
The distance between Killarney and Carlow is 195.2 km. The road distance is 373 km.
You can take a bus from Killarney Mission Road to Carlow Bus Station via Red Cow Luas in around 5h 53m.