The average train between Roscommon and Dundalk takes 5h 50m and the fastest train takes 3h 42m. The train service runs several times per day from Roscommon 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 4 times a day between Roscommon and Dundalk. The earliest departure is at 6:31 AM in the morning, and the last departure from Roscommon is at 7:51 PM which arrives into Dundalk at 10:48 AM. All services require a transfer at Dublin Heuston and take an average of 5h 50m. The schedules shown below are for the next available departures.


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3h 42m • 2 changes

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4h 12m • 2 changes

4h 41m • 2 changes

4h 13m • 2 changesWant to know about travelling from Roscommon 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 Roscommon to Dundalk. However, there are services departing from Roscommon station and arriving at Dundalk station via Dublin Heuston. The journey, including transfers, takes approximately 5h 50m.
Roscommon to Dundalk train services, operated by Iarnród Éireann (Irish Rail), depart from Roscommon station.
Roscommon to Dundalk train services, operated by Iarnród Éireann (Irish Rail), arrive at Dundalk station.
The distance between Roscommon and Dundalk is 123.5 km. The road distance is 248 km.
You can take a train from Roscommon to Dundalk via Dublin Heuston, Heuston, Connolly, and Dublin Connolly in around 3h 49m.