The 10 biggest festivals in Ireland 2026
Festivals and open-airs in Ireland in 2026 — dates, line-ups, tickets and who's going.
49 events
17 Mar – 11 Jul 2027
Highlights: Dublin Marathon, Macnas Halloween Parade, Dublin Book Festival
Any time
Today18This weekend24This month314Next month294Free22Highlights215Festivals43Christmas markets2Halloween2Date night242With kids133On your own282With friends6After-work & aperitivo6Hen and stag parties2Foraging2Autumn foliage1Rainy day137Street food1
Dublin Marathon
25 Oct 2026 · Dublin
Parade / celebration
Macnas Halloween Parade
25 Oct 2026 · Galway
Festival
Dublin Book Festival
4 Nov 2026 · Dublin
Galway Film Fleadh
6 Jul 2027 · Galway
Sports event
Clare Burren Marathon Challenge
May · Ennis
Sports event
Lough Cutra Castle Triathlon
May · Galway
Galway Races
July · Galway
Festival
Dublin Festival of History
October · Dublin
Festival
Galway Comedy Festival
October · Galway
1
Runs every yearTicketsMespil Hotel
2
Runs every yearTicketsThe Galmont Hotel Spa
3
TicketsFitzwilton Hotel
4
TicketsLady Gregory Hotel
5
TicketsThe Three Towers Eco House & Organic Kitchen
6
House Of Waterford
7
Ashley Hotel
8
TicketsDarnley Lodge Hotel
9
TicketsPark Hotel Kenmare
10
An Capall Dubh
Questions
The 10 biggest festivals in Ireland 2026: what's on?
49 events between 13 Oct – 11 Jul 2027. Among them: Dublin Marathon · Macnas Halloween Parade · Dublin Book Festival.
What is the next event in Ireland?
Hysterically Shopping! to Some Sort of End… on 13 Oct in Dublin.
What are the biggest events in Ireland?
The named events of the place: Dublin Marathon (25 Oct) · Macnas Halloween Parade (25 Oct) · Dublin Book Festival (4 Nov) · Galway Film Fleadh (6 Jul 2027).
Where in Ireland is most going on?
Most events are in Dublin (15) · Cork (6) · Galway (5).