The average train between Sligo and Dundalk takes 4h 45m and the fastest train takes 4h 8m. The train service runs several times per day from Sligo to Dundalk. 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 Sligo and Dundalk. The earliest departure is at 6:40 AM in the morning, and the last departure from Sligo is at 7:05 PM which arrives into Dundalk at 1:12 AM. All services require a transfer, and take on average 4h 45m. The schedules shown below are for the next available departures.

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Want to know about travelling from Sligo to Dundalk? 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 Sligo to Dundalk. However, there are services departing from Sligo station and arriving at Dundalk station via Dublin Connolly. The journey, including transfers, takes approximately 4h 45m.
Sligo to Dundalk train services, operated by Iarnród Éireann (Irish Rail), depart from Sligo station.
Sligo to Dundalk train services, operated by Iarnród Éireann (Irish Rail), arrive at Dundalk station.
The distance between Sligo and Dundalk is 137 km. The road distance is 303 km.
You can take a train from Sligo to Dundalk via Dublin Connolly in around 4h 18m.