The average train between Blanchardstown and Dundalk takes 2h 11m and the fastest train takes 1h 24m. There is a train service every few hours from Blanchardstown 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 hourly between Blanchardstown and Dundalk. The earliest departure is at 6:17 AM in the morning, and the last departure from Blanchardstown is at 11:38 PM which arrives into Dundalk at 6:48 AM. All services require a transfer, and take on average 2h 11m. The schedules shown below are for the next available departures.

1h 24m • 1 change
1h 55m • 1 change
1h 31m • 1 change
1h 47m • 1 change
1h 36m • 1 change
1h 36m • 1 change
1h 38m • 1 change
1h 48m • 1 change
1h 47m • 1 change
1h 43m • 1 change
1h 47m • 1 change
1h 47m • 1 changeWant to know about travelling from Blanchardstown 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 Blanchardstown to Dundalk. However, there are services departing from Blanchardstown station and arriving at Dundalk station via Dublin Connolly. The journey, including transfers, takes approximately 2h 11m.
Blanchardstown to Dundalk train services, operated by Iarnród Éireann (Irish Rail), depart from Castleknock station.
Blanchardstown to Dundalk train services, operated by Iarnród Éireann (Irish Rail), arrive at Dundalk station.
The distance between Blanchardstown and Dundalk is 68.1 km. The road distance is 96 km.
You can take a train from Castleknock to Dundalk via Dublin Connolly in around 1h 35m.