The H-Spine
Phase 1 will see the new H-Spine launch on Sunday 27 June 2021.

This is made up of H1, H2, H3, H9 — all operated by Dublin Bus. The H-Spine runs from the City Centre to North-East suburbs, serving Baldoyle, Donaghmede, Raheny, Malahide, Portmarnock, Strand Road, Baldoyle, Howth and Kilbarrack. In addition, the new H9 service will operate in the am peak between St. Anne’s Park (Howth Road) and the City Centre 

What the H-Spine will look like. (PDF)

H1 timetable (PDF)

H2 timetable (PDF)

H3 timetable (PDF)

H9 timetable (PDF)

H1 timetable (word doc)

H2 timetable (word doc)

H3 timetable (word doc)


Note: Spines are very frequent routes made up of individual bus services. For more information visit

As more people return to travelling on Dublin Bus services, we want to ensure your journey is safe and comfortable. Since the onset of Covid-19, we have introduced a number of additional health and safety measures and we will continue to do so for as long as necessary.