The average bus between Dublin and Kilcolgan takes 3h 38m and the fastest bus takes 2h 57m. There is a bus service every few hours from Dublin to Kilcolgan. 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 Dublin and Kilcolgan. The earliest departure is at 6:45 AM in the morning, and the last departure from Dublin is at 11:59 PM which arrives into Kilcolgan at 6:24 AM. All services require a transfer, and take on average 3h 38m. The schedules shown below are for the next available departures.

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Want to know about travelling from Dublin to Kilcolgan? 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 Dublin to Kilcolgan. However, there are services departing from Dublin station and arriving at Kilcolgan station via ATU Galway. The journey, including transfers, takes approximately 3h 38m.
Dublin to Kilcolgan bus services, operated by Citylink, depart from Crampton Quay station.
Dublin to Kilcolgan bus services, operated by Citylink, arrive at ATU Galway station.
The distance between Dublin and Kilcolgan is 174.7 km. The road distance is 219 km.
Citylink operates a bus from Crampton Quay to ATU Galway hourly. Tickets cost €19–27 and the journey takes 2h 25m.