The average train between Dundalk and Carlow takes 3h 29m and the fastest train takes 2h 18m. The train service runs several times per day from Dundalk to Carlow. 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 4 hours between Dundalk and Carlow. The earliest departure is at 5:30 AM in the morning, and the last departure from Dundalk is at 10:16 PM which arrives into Carlow at 8:24 AM. All services require a transfer at Dublin Connolly and take an average of 3h 29m. The schedules shown below are for the next available departures.


2h 54m • 2 changes


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3h 15m • 2 changes


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3h 15m • 2 changes


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2h 50m • 2 changes


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Arrives next day


14h 50m • 2 changes
Want to know about travelling from Dundalk to Carlow? 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 Dundalk to Carlow. However, there are services departing from Dundalk station and arriving at Carlow station via Dublin Connolly. The journey, including transfers, takes approximately 3h 29m.
Dundalk to Carlow train services, operated by Iarnród Éireann (Irish Rail), depart from Dundalk station.
Dundalk to Carlow train services, operated by Iarnród Éireann (Irish Rail), arrive at Carlow station.
The distance between Dundalk and Carlow is 133.2 km. The road distance is 179 km.
You can take a train from Dundalk to Carlow via Dublin Connolly, Connolly, Heuston, and Dublin Heuston in around 3h 15m.