The average train between Dublin and Larne Port takes 3h 43m and the fastest train takes 3h 10m. There is a train service every few hours from Dublin to Larne Port. 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 Dublin and Larne Port. The earliest departure is at 5:50 AM in the morning, and the last departure from Dublin is at 8:50 PM which arrives into Larne Port at 12:20 AM. All services require a transfer, and take on average 3h 43m. The schedules shown below are for the next available departures.

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4h • 1 changeWant to know about travelling from Dublin to Larne Port? 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 to Larne Port. However, there are services departing from Dublin station and arriving at Larne Port station via Belfast Grand Central. The journey, including transfers, takes approximately 3h 43m.
Dublin to Larne Port train services, operated by Translink, depart from Dublin Connolly station.
Dublin to Larne Port train services, operated by Translink, arrive at Larne Harbour station.
The distance between Dublin and Larne Port is 171.1 km. The road distance is 222 km.
You can take a train from Dublin Connolly to Larne Harbour via Belfast Grand Central in around 3h 43m.