The average train between Arklow and Dundalk takes 4h 42m and the fastest train takes 3h 17m. The train service runs several times per day from Arklow 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 3 times a day between Arklow and Dundalk. The earliest departure is at 5:58 AM in the morning, and the last departure from Arklow is at 10:33 PM which arrives into Dundalk at 6:49 AM. All services require a transfer, and take on average 4h 42m. The schedules shown below are for the next available departures.

3h 51m • 1 change

3h 51m • 1 change

3h 17m • 1 change

3h 39m • 1 change

3h 51m • 1 change

3h 51m • 1 change

3h 17m • 1 change

3h 39m • 1 change
Want to know about travelling from Arklow 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 Arklow to Dundalk. However, there are services departing from Arklow station and arriving at Dundalk station via Dublin Connolly. The journey, including transfers, takes approximately 4h 42m.
Arklow to Dundalk train services, operated by Iarnród Éireann (Irish Rail), depart from Arklow station.
Arklow to Dundalk train services, operated by Iarnród Éireann (Irish Rail), arrive at Dundalk station.
The distance between Arklow and Dundalk is 134.8 km. The road distance is 168 km.
You can take a train from Arklow to Dundalk via Dublin Connolly in around 3h 8m.