The average train between Dún Laoghaire and Bangor takes 4h 7m and the fastest train takes 3h 31m. There is a train service every few hours from Dún Laoghaire to Bangor. 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 Dún Laoghaire and Bangor. The earliest departure is at 6:13 AM in the morning, and the last departure from Dún Laoghaire is at 11:52 PM which arrives into Bangor at 12:18 PM. All services require a transfer at Dublin Connolly and take an average of 4h 7m. The schedules shown below are for the next available departures.


3h 35m • 2 changes


3h 52m • 2 changes


3h 33m • 2 changes


3h 33m • 2 changes


3h 35m • 2 changes


3h 52m • 2 changes


3h 33m • 2 changes


3h 33m • 2 changes


3h 31m • 2 changes


3h 31m • 2 changes


3h 31m • 2 changes


3h 31m • 2 changes


4h 7m • 2 changes


3h 56m • 2 changes


4h 7m • 2 changes


4h 7m • 2 changes
Want to know about travelling from Dún Laoghaire to Bangor? 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 Dún Laoghaire to Bangor. However, there are services departing from Dún Laoghaire station and arriving at Bangor station via Belfast Grand Central. The journey, including transfers, takes approximately 4h 7m.
Dún Laoghaire to Bangor train services, operated by Iarnród Éireann (Irish Rail), depart from Dublin Connolly station.
Dún Laoghaire to Bangor train services, operated by Iarnród Éireann (Irish Rail), arrive at Bangor station.
The distance between Dún Laoghaire and Bangor is 155 km. The road distance is 212 km.
You can take a train from Dun Laoghaire to Bangor via Dublin Connolly and Belfast Grand Central in around 3h 46m.