The average train between Londonderry and Dún Laoghaire takes 5h 45m and the fastest train takes 5h 8m. There is a train service every few hours from Londonderry to Dún Laoghaire. 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 2 hours between Londonderry and Dún Laoghaire. The earliest departure is at 6:12 AM in the morning, and the last departure from Londonderry is at 8:38 PM which arrives into Dún Laoghaire at 8:55 AM. All services require a transfer at Belfast Grand Central and take an average of 5h 45m. The schedules shown below are for the next available departures.


5h 34m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 34m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 34m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 34m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes


5h 8m • 2 changes
Want to know about travelling from Londonderry to Dún Laoghaire? 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 Londonderry to Dún Laoghaire. However, there are services departing from Londonderry station and arriving at Dún Laoghaire station via Belfast Grand Central. The journey, including transfers, takes approximately 5h 45m.
Londonderry to Dún Laoghaire train services, operated by Translink, depart from Londonderry station.
Londonderry to Dún Laoghaire train services, operated by Translink, arrive at Dublin Connolly station.
The distance between Londonderry and Dún Laoghaire is 204.3 km. The road distance is 342 km.
You can take a train from Londonderry to Dun Laoghaire via Belfast Grand Central and Dublin Connolly in around 5h 10m.