Portmarnock to Castleknock Trains

Portmarnock to Castleknock trains

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Trip Overview

The average train between Portmarnock and Castleknock takes 1h 10m and the fastest train takes 42 min. There is an hourly train service from Portmarnock to Castleknock. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

1h 10m
Duration: 20 km
Distance: €6
Average price: Hourly
Frequency

Train

best

Take the train from Portmarnock to Dublin Connollytrain Ic / ...
Take the train from Dublin Connolly to Castleknocktrain Ic / ...

54 min

€4–7

Portmarnock to Castleknock train times

Trains run hourly between Portmarnock and Castleknock. The earliest departure is at 6:22 AM in the morning, and the last departure from Portmarnock is at 11:44 PM which arrives into Castleknock at 5:41 AM. All services require a transfer, and take on average 1h 10m. The schedules shown below are for the next available departures.

Departing Wednesday, October 21, 2026

9:41 AM → 10:35 AM
54 min • 1 change
10:14 AM → 11:05 AM
51 min • 1 change
10:48 AM → 11:35 AM
47 min • 1 change
11:08 AM → 12:08 PM
1h • 1 change
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Departing Thursday, October 22, 2026

6:22 AM → 7:24 AM
1h 2m • 1 change
6:52 AM → 7:45 AM
53 min • 1 change
7:50 AM → 8:32 AM
42 min • 1 change
7:55 AM → 8:50 AM
55 min • 1 change
Show more

Departing Friday, October 23, 2026

6:22 AM → 7:24 AM
1h 2m • 1 change
6:52 AM → 7:45 AM
53 min • 1 change
7:50 AM → 8:32 AM
42 min • 1 change
7:55 AM → 8:50 AM
55 min • 1 change
Show more

Departing Saturday, October 24, 2026

7:07 AM → 8:02 AM
55 min • 1 change
7:47 AM → 8:35 AM
48 min • 1 change
8:07 AM → 9:05 AM
58 min • 1 change
8:47 AM → 9:35 AM
48 min • 1 change
Show more

Departing Sunday, October 25, 2026

9:06 AM → 10:08 AM
1h 2m • 1 change
9:27 AM → 11:10 AM
1h 43m • 1 change
10:39 AM → 11:37 AM
58 min • 1 change
11:06 AM → 12:07 PM
1h 1m • 1 change
Show more

Departing Monday, October 26, 2026

9:06 AM → 10:08 AM
1h 2m • 1 change
9:27 AM → 11:10 AM
1h 43m • 1 change
10:39 AM → 11:37 AM
58 min • 1 change
11:06 AM → 12:07 PM
1h 1m • 1 change
Show more

Departing Tuesday, October 27, 2026

6:22 AM → 7:24 AM
1h 2m • 1 change
6:52 AM → 7:45 AM
53 min • 1 change
7:50 AM → 8:32 AM
42 min • 1 change
7:55 AM → 8:50 AM
55 min • 1 change
Show more

Frequently asked questions

Want to know about travelling from Portmarnock to Castleknock? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.

Portmarnock to Castleknock trains

Find Transport to Castleknock

Trip Overview

Train

Portmarnock to Castleknock train times

Departing Wednesday, October 21, 2026

9:41 AM → 10:35 AM

10:14 AM → 11:05 AM

10:48 AM → 11:35 AM

11:08 AM → 12:08 PM

Departing Thursday, October 22, 2026

6:22 AM → 7:24 AM

6:52 AM → 7:45 AM

7:50 AM → 8:32 AM

7:55 AM → 8:50 AM

Departing Friday, October 23, 2026

6:22 AM → 7:24 AM

6:52 AM → 7:45 AM

7:50 AM → 8:32 AM

7:55 AM → 8:50 AM

Departing Saturday, October 24, 2026

7:07 AM → 8:02 AM

7:47 AM → 8:35 AM

8:07 AM → 9:05 AM

8:47 AM → 9:35 AM

Departing Sunday, October 25, 2026

9:06 AM → 10:08 AM

9:27 AM → 11:10 AM

10:39 AM → 11:37 AM

11:06 AM → 12:07 PM

Departing Monday, October 26, 2026

9:06 AM → 10:08 AM

9:27 AM → 11:10 AM

10:39 AM → 11:37 AM

11:06 AM → 12:07 PM

Departing Tuesday, October 27, 2026

6:22 AM → 7:24 AM

6:52 AM → 7:45 AM

7:50 AM → 8:32 AM

7:55 AM → 8:50 AM

Frequently asked questions

What companies run services between Portmarnock, Ireland and Castleknock, Ireland?

Train from Portmarnock to Dublin Connolly

Train from Dublin Connolly to Castleknock

Train trips from Portmarnock

Train trips to Castleknock

Alternative transport options