 | Business Life Hotel Istanbul | 4.0 star rating | 33 | New City |
 | By Murat Crown Hotel Istanbul | Boutique | 29 | New City |
 | By Murat Galata Hotel Istanbul | Boutique | 22 | New City |
| By Murat Royal Hotel Istanbul | Boutique | 17 | New City |
| By Pera Suites Hotel Istanbul | Apartment 1st Category | 11 | New City |
 | Carina Park Suites Nisantasi Hotel Istanbul | 4.0 star rating | 30 | New City |
 | Cartoon Hotel Istanbul | 4.0 star rating | 127 | New City |
 | Casa Di Bava Istanbul Hotel | Aparthotel 4* | 12 | New City |
| Chakra Suites Hotel Istanbul | 4 Keys | 11 | New City |
 | Cheya Besiktas Hotel & Suites Istanbul | 3.0 star rating | 49 | New City |
 | Cihangir Ceylan Suite Hotel Istanbul | Aparthotel 3* | 25 | New City |
| Cihangir Hotel Istanbul | 3.0 star rating | 51 | New City |
 | Ciragan Palace Kempinski Istanbul Hotel | 5.0 star rating | 313 | New City |
 | City By Molton Hotel Istanbul | 4.0 star rating | 76 | New City |
 | Citycenter Hotel Istanbul | 4.0 star rating | 90 | New City |
| Cityloft Suites Atasehir Hotel Istanbul | Boutique | 36 | New City |
| Clarion Hotel Istanbul Golden Horn | 4.0 star rating | | New City |
 | Cloud 7 Ataköy Marina Hotel Istanbul | Boutique | 46 | New City |
 | Collage Cihangir Hotel Istanbul | Apartment 1st Category | 13 | New City |
 | Collage Cihangir 33 Hotel Istanbul | Aparthotel 4* | 11 | New City |
 | Collage Cihangir 55 Hotel Istanbul | Boutique | 10 | New City |
 | Collage Pera Hotel Istanbul | Boutique | 17 | New City |
 | Collage Taksim Hotel Istanbul | 3.0 star rating | 8 | New City |
 | Comfort Beige Hotel Istanbul | Boutique | 24 | New City |
| Comfort Hotel Taksim Istanbul | Boutique | 21 | New City |
 | Conrad Istanbul Bosphorus Hotel | 5.0 star rating | 553 | New City |
 | Cordis Suites Hotel Istanbul | Boutique | 16 | New City |
| Corinne Hotel Istanbul | Boutique | 39 | New City |
 | Corner Hot Hotel Istanbul | Boutique | 10 | New City |
| Corner Living Space Hotel Istanbul | Boutique | 8 | New City |
 | Cozy Flats Hotel Istanbul | Without Official Category | 19 | New City |
 | Crowne Plaza Harbiye Hotel Istanbul | 5.0 star rating | 285 | New City |
 | Crystal Istanbul Hotel | 4.0 star rating | 185 | New City |
| Cuento Hotel Istanbul | 3.0 star rating | 28 | New City |
 | Cumbali Plaza Hotel Istanbul | 3.0 star rating | 46 | New City |
 | CVK Park Bosphorus Hotel Istanbul | 5.0 star rating | 450 | New City |
 | CVK Taksim Hotel Istanbul | 4.0 star rating | 85 | New City |
 | Daru Sultan Hotels Galata Istanbul | Boutique | 35 | New City |
 | Dedeman Istanbul Hotel | 5.0 star rating | 335 | New City |
| Demirören İstiklal Palas Hotel Istanbul | Boutique | 81 | New City |
 | Derpa Suite Hotel Osmanbey Istanbul | Boutique | 33 | New City |
 | Divan Istanbul City Hotel | 4.0 star rating | 144 | New City |
 | Divan Istanbul Hotel | 5.0 star rating | 191 | New City |
 | Dorne Taksim Suite Hotel Istanbul | Aparthotel 3* | 16 | New City |
| Doubletree by Hilton Istanbul Avcilar Airport Hotel | 5.0 star rating | 231 | New City |
| Duo Galata Hotel Istanbul | Boutique | 24 | New City |
 | Economic Star Hotel Istanbul | 3.0 star rating | 32 | New City |
 | Elan Hotel Istanbul | 3.0 star rating | 51 | New City |
 | Elegance Residence Istanbul Hotel | Boutique | 48 | New City |
| Elite Hotel Dragos Istanbul | 4.0 star rating | 132 | New City |