Irish Rail operates a train from Dublin to Blanchardstown hourly. Tickets cost $3 - $5 and the journey takes 16 min. Alternatively, Dublin Bus operates a bus from Dublin to Blanchardstown every 15 minutes. Tickets cost $5 and the journey takes 25 min. Nitelink also services this route 3 times a day.
From Connolly Train Station train to Castleknock Train Station. 16 min 3€. From Temple Bar, Aston Quay bus to Blanchardstown, Navan Road N3. 25 min 6€. From Dublin taxi to Blanchardstown. 14 min 20€. From Dublin drive to Blanchardstown. 14 min 1€. From Dublin Uber to Blanchardstown. 14 min 33€. From Dublin walk to Blanchardstown. 2 h 22 min.