The average train between Northern Ireland and Ireland takes 2h 28m and the fastest train takes 2h 22m. There is a train service every few hours from Northern Ireland to Ireland. 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 Northern Ireland and Ireland. The earliest departure is at 6:00 AM in the morning, and the last departure from Northern Ireland is at 9:00 PM which arrives into Ireland at 11:22 PM. All services require a transfer, and take on average 2h 28m. The schedules shown below are for the next available departures.

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Want to know about travelling from Northern Ireland to Ireland? 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 Northern Ireland to Ireland. However, there are services departing from Northern Ireland station and arriving at Ireland station via Dublin Connolly. The journey, including transfers, takes approximately 2h 28m.
Northern Ireland to Ireland train services, operated by Iarnród Éireann (Irish Rail), depart from Belfast Great Central station.
Northern Ireland to Ireland train services, operated by Iarnród Éireann (Irish Rail), arrive at Dublin Connolly station.
The distance between Northern Ireland and Ireland is 202.8 km. The road distance is 181 km.
Translink operates a train from Belfast Great Central to Dublin Connolly hourly. Tickets cost €20–28 and the journey takes 2h 13m. Iarnród Éireann (Irish Rail) also services this route every 3 hours.