There are 4 ways to get from Portmarnock to Castleknock by train, bus, taxi, or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Train
best- Take the train from Portmarnock to Dublin Connollytrain Ic / ...
- Take the train from Dublin Connolly to Castleknocktrain Ic / ...
53 min€4–7Bus, line 37 bus
- Take the bus from Portmarnock Village to Abbey St Lowerbus H2
- Take the bus from Aston Quay to St Brigid's Churchbus 37
1h 44m€6Taxi
- Take the taxi from Portmarnock to Castleknocktaxi 19.2 km
18 min€40–50Drive 19.2 km
- Drive from Portmarnock to Castleknockcar 19.2 km
18 min€4–5
Portmarnock to Castleknock by train
Comparing Your Travel Options
The cheapest way to get from Portmarnock to Castleknock is to drive which costs €3 - €5 and takes 18 min.
The fastest way to get from Portmarnock to Castleknock is to taxi which takes 18 min and costs €40 - €50.
No, there is no direct bus from Portmarnock to Castleknock. However, there are services departing from Portmarnock Village and arriving at St Brigid's Church via Aston Quay. The journey, including transfers, takes approximately 1h 44m.
No, there is no direct train from Portmarnock to Castleknock. However, there are services departing from Portmarnock and arriving at Castleknock via Dublin Connolly. The journey, including transfers, takes approximately 53 min.
The distance between Portmarnock and Castleknock is 20 km. The road distance is 19.2 km.
The best way to get from Portmarnock to Castleknock without a car is to train which takes 53 min and costs €4 - €8.
It takes approximately 53 min to get from Portmarnock to Castleknock, including transfers.
Portmarnock to Castleknock bus services, operated by Dublin Bus, depart from Portmarnock Village station.
Portmarnock to Castleknock train services, operated by Iarnród Éireann (Irish Rail), depart from Portmarnock station.
The best way to get from Portmarnock to Castleknock is to train which takes 53 min and costs €4 - €8. Alternatively, you can bus and line 37 bus, which costs €6 and takes 1h 44m.
What companies run services between Portmarnock, Ireland and Castleknock, Ireland?
You can take a train from Portmarnock to Castleknock via Dublin Connolly in around 53 min. Alternatively, you can take a bus from Portmarnock Village to St Brigid's Church via Abbey St Lower and Aston Quay in around 1h 44m.
- Phone
- 0818 294 015
- Website
- Iarnród Éireann (Irish Rail)
Train from Portmarnock to Dublin Connolly
- Ave. Duration
- 23 min
- Frequency
- Every 15 minutes
- Estimated price
- €2–4
- Website
- Iarnród Éireann (Irish Rail)
- Flexible
- €2–4
Train from Dublin Connolly to Castleknock
- Ave. Duration
- 20 min
- Frequency
- Every 20 minutes
- Estimated price
- €2–4
- Website
- Iarnród Éireann (Irish Rail)
- Flexible
- €2–4
- Phone
- +353 (01) 8734222
- customercomment@dublinbus.ie
- Website
- Dublin Bus
Bus from Portmarnock Village to Abbey St Lower
- Ave. Duration
- 46 min
- Frequency
- Hourly
- Estimated price
- €3
- Website
- Dublin Bus
- Cash Fare
- €3
Bus from Aston Quay to St Brigid's Church
- Ave. Duration
- 37 min
- Frequency
- Every 30 minutes
- Estimated price
- €3
- Website
- Dublin Bus
- Cash Fare
- €3
- Ave. Duration
- 18 min
- Estimated price
- €40–50
Cab 2000
- Phone
- +353 1 890 0900
- Website
- dublincab2000.ie
Borough Taxis
- Phone
- +353 1 280 0444
- Website
- boroughtaxis.ie
Dalkey Taxis
- Phone
- +353 1 285 7777
- Website
- dalkeytaxi.ie
Eco Taxis
- Phone
- +353 1 945 8098
- Website
- ecotaxis.ie
Lynx Taxis
- Phone
- +353 1 471 5333
- Website
- lynk.ie
NXT Taxis
- Phone
- +353 1 888 8888
- Website
- nxt.ie
VIP Taxis
- Phone
- +353 1 478 3333
- Website
- viptaxis.ie
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Booking & Getting There
Portmarnock to Castleknock bus services, operated by Dublin Bus, arrive at Abbey St Lower station.
Portmarnock to Castleknock train services, operated by Iarnród Éireann (Irish Rail), arrive at Dublin Connolly station.
Yes, the driving distance between Portmarnock to Castleknock is 19 km. It takes approximately 18 min to drive from Portmarnock to Castleknock.
There are 1144+ hotels available in Castleknock.









