The average train between Dublin 15 and Belfast takes 3h 17m and the fastest train takes 2h 40m. There is a train service every few hours from Dublin 15 to Belfast. 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 Dublin 15 and Belfast. The earliest departure is at 6:16 AM in the morning, and the last departure from Dublin 15 is at 11:34 PM which arrives into Belfast at 7:58 AM. All services require a transfer, and take on average 3h 17m. The schedules shown below are for the next available departures.

2h 53m • 1 change

3h 2m • 1 change

3h 10m • 1 change

2h 40m • 1 change

2h 42m • 1 change

3h 7m • 1 change

2h 43m • 1 change

2h 59m • 1 change

2h 42m • 1 change

3h 7m • 1 change

2h 43m • 1 change

2h 59m • 1 change

2h 42m • 1 change

3h 7m • 1 change

2h 43m • 1 change

2h 59m • 1 change
Want to know about travelling from Dublin 15 to Belfast? 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 Dublin 15 to Belfast. However, there are services departing from Dublin 15 station and arriving at Belfast station via Belfast Grand Central. The journey, including transfers, takes approximately 3h 17m.
Dublin 15 to Belfast train services, operated by Iarnród Éireann (Irish Rail), depart from Dublin Connolly station.
Dublin 15 to Belfast train services, operated by Iarnród Éireann (Irish Rail), arrive at Belfast Grand Central station.
The distance between Dublin 15 and Belfast is 137.5 km. The road distance is 191 km.
Iarnród Éireann (Irish Rail) operates a train from Dublin Connolly to Belfast Grand Central hourly. Tickets cost £13–19 and the journey takes 2h 8m. Translink also services this route hourly.