The average train between Dalkey and Belfast takes 3h 13m and the fastest train takes 2h 51m. The train service runs several times per day from Dalkey 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 every 3 hours between Dalkey and Belfast. The earliest departure is at 6:05 AM in the morning, and the last departure from Dalkey is at 11:45 PM which arrives into Belfast at 7:58 AM. All services require a transfer, and take on average 3h 13m. The schedules shown below are for the next available departures.

2h 51m • 1 change

2h 51m • 1 change

2h 51m • 1 change

2h 51m • 1 change

2h 55m • 1 change

2h 53m • 1 change
Arrives next day

8h 13m • 1 change

2h 53m • 1 change

3h 10m • 1 change

2h 51m • 1 change

2h 51m • 1 change

2h 53m • 1 change

3h 10m • 1 change

2h 51m • 1 change

2h 51m • 1 change

2h 53m • 1 change

3h 10m • 1 change

2h 51m • 1 change

2h 51m • 1 change
Want to know about travelling from Dalkey 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 Dalkey to Belfast. However, there are services departing from Dalkey station and arriving at Belfast station via Dublin Connolly. The journey, including transfers, takes approximately 3h 13m.
Dalkey to Belfast train services, operated by Iarnród Éireann (Irish Rail), depart from Dalkey station.
Dalkey to Belfast train services, operated by Iarnród Éireann (Irish Rail), arrive at Belfast Great Central station.
The distance between Dalkey and Belfast is 147.1 km. The road distance is 193 km.
You can take a train from Dalkey to Belfast Great Central via Dublin Connolly in around 3h 9m.