The average bus between Belfast and Dublin Harbour takes 2h 57m and the fastest bus takes 2h 47m. There is a bus service every few hours from Belfast to Dublin Harbour. 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 Belfast and Dublin Harbour. The earliest departure is at 3:50 AM at night, and the last departure from Belfast is at 7:50 PM which arrives into Dublin Harbour at 10:50 PM. All services require a transfer at Burgh Quay and take an average of 2h 57m. The schedules shown below are for the next available departures.

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2h 57m • 1 changeWant to know about travelling from Belfast to Dublin Harbour? 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 Belfast to Dublin Harbour. However, there are services departing from Belfast station and arriving at Dublin Harbour station via Burgh Quay. The journey, including transfers, takes approximately 2h 57m.
Belfast to Dublin Harbour bus services, operated by Dublin Express, depart from Grand Central Station.
Belfast to Dublin Harbour bus services, operated by Dublin Express, arrive at Burgh Quay station.
The distance between Belfast and Dublin Harbour is 140 km. The road distance is 177 km.
Dublin Express operates a bus from Grand Central Station to Burgh Quay hourly. Tickets cost €22–160 and the journey takes 2h 25m.