Raffles London at The OWO

5 Star Hotel

9.5

Westminster, London

About Raffles London at The OWO

Raffles London at The OWO transforms the 1906 Old War Office into a refined urban retreat. Guests enjoy a Guerlain spa with a 20m subterranean pool and the drama of a restored Edwardian marble staircase—discreet grandeur for discerning travellers.

Check-in

From 15:00

Check-out

Until 12:00

Breakfast

Full English/Irish, Buffet

Hotel Information

Full Address

57 Whitehall, Westminster Borough, London, SW1A 2BX, United Kingdom

Neighborhood

Westminster

Guest Rating

9.5/10

Hotel Amenities & Features

💆

Wellness

Indoor pool

20-metre indoor swimming pool within the Guerlain Spa complex, with supervised family swim times and hotel-guest access hours.

Hot Tub / Spa

Guerlain Spa spanning ~27,000 sq ft across four floors offering hydrothermal facilities including a vitality pool, VIP spa suites and a Guerlain Atelier for express beauty treatments.

Sauna

Dedicated sauna facilities as part of the Guerlain Spa and Pillar Wellbeing hydrothermal offering.

Steam Room

Steam room and experience showers included in the spa's hydrothermal suite of facilities.

Fitness centre

State-of-the-art gym and movement studio (Technogym equipment) operated with Pillar Wellbeing, open 24 hours for hotel guests and offering movement classes and a juice bar.

Personal trainer service

One-to-one coaching and personalised training and recovery services delivered by Pillar Wellbeing performance coaches and expert practitioners.

Wellness treatments (massage, facial, hydrotherapy, etc.)

Guerlain Spa treatment programmes including bespoke face, body and holistic rituals, nine treatment rooms plus VIP treatment suites with private showers, soaking tubs and changing rooms.

🍽️

Dining

Fine dining restaurant(s)

Mauro Colagreco flagship restaurant at Raffles London (three-Michelin-starred chef) delivering a hyper-seasonal fine-dining experience curated by Mauro Colagreco.

Casual restaurant / café

Saison by Mauro Colagreco — relaxed Mediterranean all‑day dining in the restored atrium; Pillar Kitchen — nutritionist-backed juices and seasonal plates from the Pillar Wellbeing team.

Bar / lounge

The Guards Bar & Lounge — principal bar overlooking Horse Guards with terrace seating; The Spy Bar — atmospheric, subterranean cocktail bar (access via tasting experiences / limited opening times).

Rooftop bar / terrace dining

Kioku by Endo — rooftop restaurant/terrace at The OWO offering panoramic 360° views across St James’s Park, The Mall, Horse Guards and Buckingham Palace (terrace/seasonal service).

Afternoon tea service

Secrets & Spies Afternoon Tea served in The Drawing Room (historic-library-inspired offering daily, 12:00–17:30), themed around the Old War Office's spy heritage.

Private dining room

Mauro's Table — immersive private chef's table experience (bespoke tasting/private dining for up to 20 guests) and multiple private dining options across the hotel's venues.

✨

Unique Features

Historical building / heritage architecture

Located in the Grade II* Edwardian Baroque Old War Office (The OWO) — meticulously restored state rooms and grand offices with original architectural features and a six-year restoration by craftsmen.

Prime location (landmark adjacent, riverfront, iconic neighbourhood)

Central Whitehall location adjacent to Horse Guards, a short walk to Buckingham Palace, St James’s Park, Houses of Parliament, Westminster Abbey and major transport hubs.

Panoramic or landmark views

Public venues and rooftop restaurant/terrace offer panoramic views of The Mall, Horse Guards Parade, Buckingham Palace, Trafalgar Square and wider central London vistas.

Art or curated design collection

Interiors and guestroom aesthetics are a contemporary reinterpretation of Edwardian style by Thierry Despont, featuring custom carpets, fabrics, wallcoverings and bespoke furniture referencing the building's history.

Sustainability / eco-certified operations

Published hotel sustainability targets and plan (energy and water reduction goals, food‑waste reductions and local environmental partnerships as part of Raffles London operations).

Exclusive access (e.g. members-only club)

Pillar Wellbeing offers a limited-membership wellbeing club with exclusive access to gym, classes, pool, hydrothermal facilities and member benefits; The Spy Bar and certain tasting experiences operate by invitation/experience bookings.

🛎️