Floating sauna · 🇮🇪 Dublin (Dún Laoghaire), Ireland
Helios Floating Sauna Dún Laoghaire
A wood-fired sauna that floats in Dún Laoghaire harbour, a short train ride from central Dublin, with views across Dublin Bay. Sessions last 45 minutes for up to 12 people and include a sea-water plunge. Swimwear is required, so bring sandals, a towel and a water bottle.
Sea swimmingWood-firedMixedSwimsuit requiredBook aheadOpen year-round
Good to know
- Bring a swimsuit – bathing suits are required here.
- Book ahead, especially for evenings and weekends.
- Cool off with a swim between rounds.
Location
Coal Harbour, Dún Laoghaire, Co. Dublin
Details checked against the venue's official information on 2026-09-30. Prices and hours change – please confirm on the official website before visiting. Sources: heliossauna.ie, visitdublin.com.