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Route Extension on Route 42n

9 July 2026

We are delighted to announce that Route 42n will be extended to serve Portmarnock Railway Station from Friday 10 July 2026.

Route 42n will now operate from D'Olier Street and terminate at Portmarnock Railway Station.

View Route 42n Timetable.

Additional stop:
Stop 8343 Portmarnock Station. 

These changes have been coordinated as part of the TFI network.
 

Customers can also get updates on Facebook, follow us on Twitter @dublinbusnews or call our customer service line on 0818 294015, lines open from 07:00 - 19:00hrs Monday to Friday, 08:00 – 18:00hrs Saturday and 10:00 - 18:00hrs Sunday and public holidays.