The Spa at Castleknock Hotel is a luxury urban retreat fuelled by the energy of the nature that surrounds it. Within our state-of-the-art spa facilities, quality of life and well-being come first, and an array of bespoke treatments await.
Choose from a variety of traditional and modern spa experiences, all set apart by the highest standards of service and underpinned by the exceptional comfort of Castleknock Hotel.
Dry Floatation Therapy
Experience the newest way to truly unwind. Our Dry Floatation Bed offers deep relaxation as you lie weightless and cocooned — suspended in warm water without ever getting wet. This 30-minute treatment is equivalent to 3 hours of deep sleep, helping to restore both mind and body.
Launch Offer: €50 for a 30-minute session
Book through Spa Reception only
Please note: This treatment is not suitable during pregnancy and is restricted to guests aged 18 and over.
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Expert Tech
Treat your skin to the most groundbreaking of facial experiences with Elemis Expert Tech at The Spa at Castleknock.
Elemis
Delivering the next generation of facial, Elemis Expert Tech fuses technology and touch with revolutionary results.
The Spa Special Offers
Indulge in a season of tranquillity with our specially curated spa offers—available for both hotel guests and day visitors.
Made for Life Organics
Originally developed by a doctor with a passion for organic ingredients, the range combines dermatological science with the strength and purity of botanicals.
Spa Etiquette
To ensure every guest enjoys a serene experience, please familiarise yourself with our spa etiquette.
Gift Vouchers
Give the gift of choice at Castleknock Hotel — from relaxing spa days and delicious dining to overnight stays. Our gift vouchers are perfect for any occasion.
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Where to find us
Castleknock Hotel, Porterstown Road, Castleknock, Dublin 15, D15 WNR7T:
Tel: +353 (0)1 640 6300
Email: reservations@castleknockhotel.ie