The St. Regis Istanbul can be found nestled in the cosmopolitan Nişantaşı district, surrounded by designer boutiques, luxury fashion brands and local eateries. Each of the 128 rooms and suites is complemented by Demsa Art Collection masterpieces; home-entertainment touches include a large television and iPod docking station; complimentary Wi-Fi is available throughout the property. The marble bathrooms boast separate bathtub and shower, double vanity, robe, and slippers. Signature St. Regis Butler Services are available for all rooms and suites; no request is too small or unattainable no matter the hour of the day.

Experience an exquisite rooftop dinner at Wolfgang Puck's acclaimed Spago which offers fine dining with a fresh Californian flair, this open-air patio offers superb views of the surrounding Art Nouveau architecture.  A further outdoor dining experience can be found on the verdant terrace of St. Regis Brasserie. This is an all-occasion dining destination with Art Deco-inspired design, serving contemporary world and Turkish inspired cuisine. Iridium Spa hosts the state-of-art Exercise Room, lined with cardio and weight-lifting equipment, here a team of certified personal trainers is hand to give tips, motivation, and advice.  Iridium Spa offers a tranquil setting, enhanced by soft candlelight, with expert therapists, and modern facilities including treatment rooms, three pools, hammams, a tea bar. The spa’s treatment menu comprises facials, body treatments, massages; performed with premier Ligne St. Barth and Elemis spa amenities and carefully tailored to meet personal needs.