 | Grand Oztanik Hotel Istanbul | 4.0 star rating | 192 | New City |
 | Grand Palace Hotel Istanbul | 3.0 star rating | 55 | Ataturk Airport Istanbul |
 | Grand Pamir Hotel Istanbul | 3.0 star rating | | Old City |
 | Grand Plaza Hotel Istanbul | 3.0 star rating | 33 | Ataturk Airport Istanbul |
 | Grand S Hotel Istanbul | 4.0 star rating | 109 | Ataturk Airport Istanbul |
 | Grand Sagcanlar Hotel Istanbul | 3.0 star rating | 50 | Old City |
 | Grand Star Hotel Istanbul | 4.0 star rating | 118 | New City |
 | Grand Washington Hotel Istanbul | 4.0 star rating | 120 | Old City |
 | Grand Yavuz Istanbul Hotel | 4.0 star rating | 111 | Old City |
 | Gravis Suites Hotel Istanbul | Boutique | 10 | New City |
 | Great Fortune Hotel & Spa Istanbul | 4.0 star rating | 60 | Old City |
 | Green Anka Hotel Istanbul | 3.0 star rating | 54 | Old City |
 | G Suites Airport Hotel Istanbul | Residence | 33 | Ataturk Airport Istanbul |
 | Gulec Hotel Istanbul | Boutique | 28 | Old City |
 | Gulhane park hotel Istanbul Hotel | 4.0 star rating | 32 | Old City |
 | Gulhane Suites Hotel Istanbul | Apartment 1st Category | 3 | Old City |
 | Gumusyan Hotel Istanbul | Boutique | 15 | New City |
 | Gunes Hotel Merter Istanbul | 4.0 star rating | 140 | Ataturk Airport Istanbul |
 | Hagia Sophia Hotel Istanbul Old City | 5.0 star rating | 63 | Old City |
 | Halifaks Hotel Istanbul | 4.0 star rating | 80 | New City |
 | Hamidiye Hotel Istanbul | 3.0 star rating | 206 | Old City |
| Hampton By Hilton Istanbul Atakoy Hotel | 2.0 star rating | | Ataturk Airport Istanbul |
 | Hampton By Hilton Istanbul Kayasehir Hotel | 3.0 star rating | 142 | Ataturk Airport Istanbul |
 | Hampton Inn by Hilton Istanbul Kurtkoy Hotel | 3.0 star rating | 145 | Asian Side |
 | Hampton Inn Istanbul Zeytinburnu Hotel | 3.0 star rating | 162 | Ataturk Airport Istanbul |
 | Han Hostel Airport North Hotel Istanbul | Hostel 5* | 123 | Ataturk Airport Istanbul |
 | Hanna Hotel Istanbul | Boutique | 41 | Old City |
| Harbiye Residence Hotel Istanbul | 1 Star | 21 | New City |
 | Harmony Hotel Istanbul | 3.0 star rating | 22 | Old City |
| Hatay Hotel Istanbul | Standard | 18 | Old City |
 | Helikon Business Hotel Istanbul | 4.0 star rating | 46 | Asian Side |
 | Hettie Hotel Istanbul | Boutique | 22 | Old City |
 | Hilton Garden Inn Ataturk Airport Hotel Istanbul | 4.0 star rating | 217 | Ataturk Airport Istanbul |
 | Hilton Garden Inn Istanbul Beylikduzu Hotel | 4.0 star rating | 144 | Ataturk Airport Istanbul |
 | Hilton Garden Inn Istanbul Golden Horn Hotel | 4.0 star rating | 210 | New City |
 | Hilton Garden Inn Istanbul Umraniye Hotel | 4.0 star rating | | Asian Side |
 | Hilton Istanbul Bomonti Hotel & Conference Centre | 5.0 star rating | 840 | New City |
 | Hilton Istanbul Bosphorus Hotel | 5.0 star rating | 500 | New City |
 | Hilton Istanbul Kozyatagi Hotel | 5.0 star rating | 320 | Asian Side |
 | Hilton Parksa Istanbul Hotel | 4.0 star rating | 117 | New City |
 | Hippodrome Special Hotel Istanbul | Boutique | 22 | Old City |
 | Historia Hotel Special Class Istanbul | Boutique | 27 | Old City |
 | Historial Hotel Istanbul | Boutique | 27 | Old City |
 | History Hotel Istanbul | 2.0 star rating | 46 | Asian Side |
 | Holas Aparthotel Hotel Istanbul | Aparthotel 3* | 21 | New City |
| Holiday Apart Hotel Istanbul | Aparthotel 3* | 5 | New City |
 | Holiday Inn Express Altunizade Hotel Istanbul | 3.0 star rating | 76 | Asian Side |
| Holiday Inn Express Istanbul Airport Hotel | 3.0 star rating | | Ataturk Airport Istanbul |
 | Holiday Inn Istanbul Airport Hotel | 5.0 star rating | 330 | Ataturk Airport Istanbul |
 | Holiday Inn Istanbul City Hotel | 5.0 star rating | 148 | Old City |