The average train between Dublin Port and Roscommon takes 2h 20m and the fastest train takes 2h 15m. The train service runs several times per day from Dublin Port 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 Dublin Port and Roscommon. The earliest departure is at 7:10 AM in the morning, and the last departure from Dublin Port is at 6:00 PM which arrives into Roscommon at 8:22 PM. All services require a transfer at Heuston and take an average of 2h 20m. The schedules shown below are for the next available departures.

2h 25m • 1 change

2h 16m • 1 change

2h 15m • 1 change

2h 35m • 1 change
Want to know about travelling from Dublin Port 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 Dublin Port to Roscommon. However, there are services departing from Dublin Port station and arriving at Roscommon station via Roscommon. The journey, including transfers, takes approximately 2h 20m.
Dublin Port to Roscommon train services, operated by Luas, depart from Dublin Heuston station.
Dublin Port to Roscommon train services, operated by Luas, arrive at Roscommon station.
The distance between Dublin Port and Roscommon is 134.3 km. The road distance is 163 km.
Iarnród Éireann (Irish Rail) operates a train from Dublin Heuston to Roscommon every 4 hours. Tickets cost €14–20 and the journey takes 1h 49m.