 | 10 Karakoy, A Morgans Original Hotel Istanbul | 4.0 star rating | 71 | Old City |
 | Abel Hotel Istanbul | 3.0 star rating | 34 | Old City |
| AC Hotel Istanbul Macka by Marriot | Superior 4* | 98 | New City |
 | Acra Hotel Istanbul | Boutique | 23 | Old City |
 | Adahan Istanbul Hotel | Boutique | 40 | New City |
 | Ada Karakoy Hotel Istanbul | Boutique | 25 | Old City |
 | Adamar Hotel Istanbul | Boutique | 25 | Old City |
| Ada Special Hotel Istanbul | Without Official Category | 15 | Old City |
 | Adela Hotel Istanbul | 4.0 star rating | 200 | Asian Side |
 | Adelmar Hotel Istenbul Istanbul | Boutique | 35 | New City |
 | Adora Hotel Istanbul | 3.0 star rating | 15 | Old City |
 | Agan Hotel Istanbul | Boutique | 31 | Old City |
 | Agora Life Hotel Istanbul | 4.0 star rating | 16 | Old City |
 | Airboss Hotel Istanbul | 3.0 star rating | 64 | Ataturk Airport Istanbul |
 | Ajia Hotel Istanbul | Historical Hotel Luxurious | 16 | Asian Side |
 | Ajwa Hotel Sultanahmet Istanbul | 5.0 star rating | 61 | Old City |
 | Akgün Beyazit Old Town Hotel Istanbul | 3.0 star rating | 171 | Old City |
 | Akgun Istanbul Hotel | 5.0 star rating | 276 | New City |
| Alahan Hotel Istanbul | 3.0 star rating | 64 | Old City |
 | Albatros Hagia Sophia Hotel Istanbul | Boutique | 63 | Old City |
 | Albatros Premier Hotel Istanbul | Boutique | 58 | Old City |
 | Albinas Hotel Old City Istanbul | 4.0 star rating | 28 | Old City |
 | Albion Hotel Istanbul | 3.0 star rating | 30 | Old City |
 | Aleph Hotel Istanbul | Boutique | 15 | Old City |
 | Alfa Hotel Istanbul | 3.0 star rating | 40 | Old City |
| Alice Ottoman Palace Hotel Istanbul | Boutique | 9 | Old City |
| Alilass Hotel Istanbul | Boutique | 22 | Old City |
 | Alkoclar Keban Hotel Istanbul | 4.0 star rating | 84 | New City |
 | All Seasons Hotel Istanbul | 4.0 star rating | 70 | Old City |
 | All Star Bern Hotel Istanbul | 3.0 star rating | 40 | Old City |
| Almer Hotel Istanbul | 3.0 star rating | 77 | Asian Side |
 | Almina Hotel Istanbul | Boutique | 29 | Old City |
 | Alpek Hotel Istanbul | Boutique | 30 | Old City |
| Alphonse Hotel Istanbul | 3.0 star rating | 20 | Old City |
 | Alpinn Hotel Istanbul | Boutique | 56 | Old City |
 | Alyon Apartments Hotel Istanbul | Boutique | 14 | New City |
 | Alyon Hotel Taksim Istanbul | Boutique | 27 | New City |
 | Alzer Hotel Istanbul | Boutique | 22 | Old City |
 | Amara Hotel Old City Istanbul | 3.0 star rating | 12 | Sirkeci |
 | Ambassador Hotel Istanbul | Boutique | 22 | Old City |
 | Amber Hotel Istanbul | Boutique | 28 | Old City |
 | Amethyst Hotel Istanbul | 4.0 star rating | 90 | Old City |
 | Amira Hotel Istanbul | Boutique | 32 | Old City |
 | Amiral Palace Hotel Istanbul | Boutique | 32 | Old City |
 | Amisos Boutique Hotel Istanbul | Boutique | 26 | Old City |
 | Anatolia Suites Sultanahmet Hotel Istanbul | Apartment 2nd Category | 10 | Old City |
 | Anemon Galata Hotel Istanbul | Boutique | 27 | New City |
 | Angels Home Hotel Istanbul | Boutique | 20 | Old City |
 | Angels Inn Sultanahmet Hotel Istanbul | 3.0 star rating | 15 | Old City |
 | Anjer Hotel Bosphorus Istanbul | 4.0 star rating | 60 | New City |