The average train between Dundalk and Arklow takes 4h 8m and the fastest train takes 2h 54m. The train service runs several times per day from Dundalk to Arklow. 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 5 times a day between Dundalk and Arklow. The earliest departure is at 7:13 AM in the morning, and the last departure from Dundalk is at 10:16 PM which arrives into Arklow at 9:37 AM. All services require a transfer, and take on average 4h 8m. The schedules shown below are for the next available departures.

3h 3m • 1 change

2h 56m • 1 change

2h 54m • 1 change

2h 58m • 1 change

3h 3m • 1 change

2h 56m • 1 change

2h 54m • 1 change

2h 58m • 1 change

3h 3m • 1 change

2h 56m • 1 change

2h 54m • 1 change

2h 58m • 1 change
Want to know about travelling from Dundalk to Arklow? 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 Arklow. However, there are services departing from Dundalk station and arriving at Arklow station via Dublin Connolly. The journey, including transfers, takes approximately 4h 8m.
Dundalk to Arklow train services, operated by Translink, depart from Dundalk station.
Dundalk to Arklow train services, operated by Translink, arrive at Arklow station.
The distance between Dundalk and Arklow is 134.8 km. The road distance is 168 km.
You can take a train from Dundalk to Arklow via Dublin Connolly in around 3h 40m.