The average train between Belfast Central Station and Dublin takes 2h 52m and the fastest train takes 2h 23m. There is a train service every few hours from Belfast Central Station to Dublin. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run hourly between Belfast Central Station and Dublin. The earliest departure is at 6:45 AM in the morning, and the last departure from Belfast Central Station is at 11:22 PM which arrives into Dublin at 8:23 AM. All services require a transfer, and take on average 2h 52m. The schedules shown below are for the next available departures.

2h 23m • 1 change

2h 23m • 1 change

2h 23m • 1 change

2h 23m • 1 change

2h 35m • 1 change

2h 26m • 1 change

2h 27m • 1 change

2h 27m • 1 change

2h 35m • 1 change

2h 26m • 1 change

2h 27m • 1 change

2h 27m • 1 change

2h 35m • 1 change

2h 26m • 1 change

2h 27m • 1 change

2h 27m • 1 change
Want to know about travelling from Belfast Central Station to Dublin? 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 train from Belfast Central Station to Dublin. However, there are services departing from Belfast Central Station station and arriving at Dublin station via Dublin Connolly. The journey, including transfers, takes approximately 2h 52m.
Belfast Central Station to Dublin train services, operated by Translink, depart from Belfast Grand Central station.
Belfast Central Station to Dublin train services, operated by Translink, arrive at Dublin Connolly station.
The distance between Belfast Central Station and Dublin is 142 km. The road distance is 182 km.
Iarnród Éireann (Irish Rail) operates a train from Belfast Grand Central to Dublin Connolly hourly. Tickets cost €15–22 and the journey takes 2h 13m. Translink also services this route hourly.