RafflesUltra-LuxuryCity
London, United Kingdom
120 rooms
London, United Kingdom
Spa & Wellness
Raffles London at The OWO Spa & Wellness
The Guerlain Spa at Raffles London at The OWO spans 2,500 square metres across four subterranean levels. Facilities include 9 private luxury treatment suites, crystal steam rooms, saunas, a monumental 20-metre indoor heated freshwater swimming pool beneath vaulted ceilings, and therapies utilizing organic Guerlain royal honey and orchids.
6:00am – 10:00pm daily
Facilities
- 20-metre indoor heated freshwater lap pool set beneath dramatic vaulted stone ceilings
- Flagship Guerlain Spa spanning 2,500 square metres across four dedicated subterranean floors
- Historic Old War Office landmark building where Churchill and Ian Fleming worked
- Dedicated 24-hour Raffles Butler service for every single guest residence
Signature Treatment
Royal Guerlain Honey and Orchid Polish and Four Seasons Restorative Deep Tissue Massage.
Raffles London at The OWO spa FAQ
- How large is The Guerlain Spa?
- The Guerlain Spa spans 2,500 square metres across four subterranean floors featuring 9 treatment suites.
- How large is the indoor swimming pool?
- The hotel features a monumental 20-metre indoor heated freshwater lap pool set beneath vaulted ceilings.
- What signature treatment is featured?
- The signature ritual is the Royal Guerlain Honey Polish and Four Seasons Restorative Deep Tissue Massage.
- What are the spa operating hours?
- The Guerlain Spa and 20m pool are open daily from 6:00am to 10:00pm.
Reviewed by Hotel Flock · Last updated September 2026