The average train between Dundalk and Roscommon takes 4h 5m and the fastest train takes 3h 17m. The train service runs several times per day from Dundalk to Roscommon. 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 3 times a day between Dundalk and Roscommon. The earliest departure is at 5:30 AM in the morning, and the last departure from Dundalk is at 4:16 PM which arrives into Roscommon at 8:15 PM. All services require a transfer at Dublin Connolly and take an average of 4h 5m. The schedules shown below are for the next available departures.


4h 5m • 2 changes


3h 17m • 2 changes


3h 18m • 2 changes


3h 59m • 2 changes
Want to know about travelling from Dundalk to Roscommon? 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 Roscommon. However, there are services departing from Dundalk station and arriving at Roscommon station via Dublin Connolly. The journey, including transfers, takes approximately 4h 5m.
Dundalk to Roscommon train services, operated by Iarnród Éireann (Irish Rail), depart from Dundalk station.
Dundalk to Roscommon train services, operated by Iarnród Éireann (Irish Rail), arrive at Roscommon station.
The distance between Dundalk and Roscommon is 123.5 km. The road distance is 248 km.
You can take a train from Dundalk to Roscommon via Dublin Connolly, Connolly, Heuston, and Dublin Heuston in around 4h 1m.