The Spa at Castleknock Hotel is a peaceful retreat in Dublin 15, set just moments from Phoenix Park and within easy reach of Dublin city centre. Designed with relaxation in mind, it offers a calm escape for both hotel residents and day spa guests.
Guests can enjoy a selection of carefully curated treatments, including massages, facials, and body therapies, delivered by our experienced therapists in a tranquil setting.
Our spa facilities include a heated indoor swimming pool, sauna, steam room, jacuzzi, and relaxing spaces to unwind before or after your treatment.
The Spa at Castleknock Hotel is ideal for: A relaxing spa day in Dublin, Couples treatments and shared experiences, Time out for wellbeing and relaxation, A spa escape close to the city
Spa experiences can be enjoyed on their own or combined with dining or an overnight stay at Castleknock Hotel for a complete getaway.
Dry Floatation Therapy
Experience a new way to relax at The Spa at Castleknock Hotel with our Dry Floatation Bed treatment.
This 30-minute experience allows you to lie weightless and comfortably supported in a warm, cocoon-like environment, designed to encourage deep relaxation.
Often described as feeling like several hours of rest, this treatment helps to ease tension, quiet the mind, and support overall wellbeing.
Dry Floatation Therapy is available as part of our spa offering at Castleknock Hotel and is ideal for guests looking to unwind and take some time for themselves during their visit.
Special Offer: €35 for a 30-minute session
To book please click Here
Please note: This treatment is not suitable during pregnancy and is restricted to guests aged 18 and over.
Explore The Spa
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.
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 WNR7:
Tel: +353 (0)1 640 6300
Email: reservations@castleknockhotel.ie