Things to do in Portmarnock
Find and book activities, attractions and tours
Visit Portmarnock
Explore thousands of experiences from activities and attractions to day tours and transfer.
Skip the line- book tickets online in minutes to top attractions with free cancellation on many activities.
One Key members save 10% or more on select activities, hotels, cars and vacation rentals.
Most popular activities in Portmarnock
Tours & day trips
See all 305 activities
Cliffs of Moher, Doolin, Burren & Galway Day Tour From Dublin
Private & custom tours
See all 114 activities
Best of Dublin in 4 days
Food, drink & nightlife
See all 67 activities
Dublin: Guinness Storehouse Entry Ticket
Adventure & outdoor
See all 16 activities
From Dublin: Cliffs of Moher, Boat Tour & Aillwee Cave
Classes & workshops
See all 13 activities
Dublin: Forge a Silver Ring Workshop - 2 Locations
Recommended things to do in Portmarnock
Number of things to do | 338 |
|---|---|
Cheapest thing to do on Expedia | Dublin Digital Guide: $7 |
Top 5 things to do | |
Under $25 | |
With kids |
What to do in Portmarnock
Looking for sports, concerts, or theater events in Portmarnock? Search event tickets to see what's happening today, or to plan what to do this weekend!
Discover the most popular places to visit in Portmarnock
Trinity College
Walk the cobbled lanes of Ireland’s oldest university, alma mater to literary greats and home of the precious Book of Kells.
St. Stephen's Green
Take a break in Dublin’s most popular public park with green lawns and flower beds, a stone bridge and statues, a swan-filled lake and a playground.
Aviva Stadium
Watch a game of rugby or soccer and take a tour of the changing rooms and players’ tunnel to peek behind the curtain.
Guinness Storehouse
A tour of this pint-shaped hall in a historic brewery provides an intoxicating journey through the making of Ireland’s signature drink.
Croke Park
Croke Park in Dublin is so much more than an impressive sports stadium. “Croker”, as it is locally known, is in many ways is a bastion of Irish identity that protects the spirit of Gaelic games from forces seeking to dislodge it. If this all sounds a bit dramatic you should take the fantastic Croke Park Experience tour to get a very real sense of just how important and deeply ingrained the GAA and Gaelic games are to Ireland’s sense of itself.
Dublin Port
Explore the waterfront in Dublin with a trip to Dublin Port. You can enjoy the bars while in the area.
O'Connell Street
Marvel at one of the world’s tallest public works of art as you stroll down this boulevard of shops and historic buildings.
Dublin Castle
Discover medieval excavations from a Viking ruin and appreciate the majesty of the state apartments, the chapel and the landscape gardens.
Grafton Street
Watch the talented street performers as you search the boutiques in this shopping haven for something special to take home.
Looking for fun things to do nearby? Check things to do near me to find and book the best things to do, fun activities, and top attractions wherever you happen to be.
