Ergenekon Cad No 62/A Bomonti / SisliIstanbul, Turkey 34377 Phone: +90 212-240-5050Fax: +90 212-368-6669Toll Free: +844-382-2267 Hotel E-mailHotel Website Classification 4 Moderate First Class Commission Rooms Rates 8% 203 - Hoteliers! Is your information accurate? Update Here Mercure Istanbul Bomonti Location & Neighborhood 20 KM from Istanbul airport.