Bus from Dublin to Portmarnock
4 direct routes · 43–76 min · first bus 05:16, last bus 23:18 (weekdays); night service 42n runs 00:00–04:00.
Next buses to Portmarnock as of 14:02
Scheduled times at the boarding stop in Dublin, from the operators' timetables — they update automatically. Open the stop for live tracking.
Direct routes
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| H2 | Bus Átha Cliath – Dublin Bus | ~43 min | 36 | Sat 32 · Sun 28 | 05:16 | 23:18 | Five Lamps | Portmarnock Village | Marino, Clontarf, Raheny, Kilbarrack, Baldoyle & Clongriffin |
| 42n | Nitelink, Dublin Bus | ~61 min | 5 | weekends only | 00:00 | 04:00 | Townsend Street | Portmarnock Village | Marino, Clontarf, Artane, Coolock, Darndale, Balgriffin & 2 more |
2 occasional services — once or twice a day · 32X, 42D
Often school, college or market-day journeys — check the route before relying on one.
| Route | Operator | Journey time | Weekday journeys | Days | First | Last | Board at | Get off at | Calls at |
|---|---|---|---|---|---|---|---|---|---|
| 32X | Bus Átha Cliath – Dublin Bus | ~76 min | 1 | weekdays only | 17:09 | 17:09 | Shaw Street | Portmarnock Village | Marino, Clontarf, Kilbarrack, Baldoyle & Clongriffin |
| 42D | Bus Átha Cliath – Dublin Bus | ~67 min | 1 | weekdays only | 17:10 | 17:10 | DCU Helix | Portmarnock Village | Ballymun, Swords & Malahide |
Times are for the first boarding point in Dublin on each route's weekday timetable — open the route for the full timetable, live map and every stop.
The same number runs elsewhere in the UK — see every H2 bus, 32X bus or 42D bus timetable.
Frequently asked questions
Which bus goes from Dublin to Portmarnock?
4 routes run directly from Dublin to Portmarnock: the H2 (Bus Átha Cliath – Dublin Bus), the 42n (Nitelink, Dublin Bus), the 32X (Bus Átha Cliath – Dublin Bus), the 42D (Bus Átha Cliath – Dublin Bus). The most frequent is the H2, 36 times each weekday — board at Five Lamps and get off at Portmarnock Village, about 43 minutes.
How long does the bus take from Dublin to Portmarnock?
Between 43 minutes on the H2 and 76 on the 32X, depending on which route you catch and on traffic. It calls at Marino, Clontarf, Raheny, Kilbarrack and other stops on the way.
What time is the first and last bus from Dublin to Portmarnock?
On weekdays the first direct bus leaves around 05:16 and the last around 23:18 — and night service 42n runs 00:00–04:00. Check the route timetables for weekends.
How much is the bus from Dublin to Portmarnock?
Fares follow the National Transport Authority's fare structure — a TFI Leap Card is significantly cheaper than cash, with daily and weekly caps on most services.