The average train between Howth and Blanchardstown takes 1h 7m and the fastest train takes 47 min. There is an hourly train service from Howth to Blanchardstown. 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 Howth and Blanchardstown. The earliest departure is at 1:25 AM at night, and the last departure from Howth is at 10:46 PM which arrives into Blanchardstown at 11:45 PM. All services require a transfer, and take on average 1h 7m. The schedules shown below are for the next available departures.

1h 7m • 1 change

51 min • 1 change

50 min • 1 change

52 min • 1 change

4h 51m • 1 change

52 min • 1 change

49 min • 1 change

49 min • 1 change

7h 40m • 1 change

1h 8m • 1 change

55 min • 1 change

1h 10m • 1 change
Want to know about travelling from Howth to Blanchardstown? 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 Howth to Blanchardstown. However, there are services departing from Howth station and arriving at Blanchardstown station via Dublin Connolly. The journey, including transfers, takes approximately 1h 7m.
Howth to Blanchardstown train services, operated by Iarnród Éireann (Irish Rail), depart from Howth station.
Howth to Blanchardstown train services, operated by Iarnród Éireann (Irish Rail), arrive at Castleknock station.
The distance between Howth and Blanchardstown is 20.6 km. The road distance is 23 km.
You can take a train from Howth to Castleknock via Dublin Connolly in around 1h 5m.