Loyalist Travel| Hotel | Program | Got an upgrade |
|---|---|---|
| Isla Brown Corinthia Resort & Spa, Curio Collection by HiltonCurio Collection by Hilton · Agii Theodori, Greece | Hilton Honors | Not enough stays yet |
| Istanbul Marriott Hotel AsiaMarriott Hotels · Istanbul, Turkey · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Istanbul Marriott Hotel SisliMarriott Hotels · Istanbul, Turkey · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Istoria, a Member of Design Hotels™Design Hotels · Santorini, Greece | Marriott Bonvoy | Not enough stays yet |
| JW Marriott Absheron BakuJW Marriott · Baku, Azerbaijan · Club lounge | Marriott Bonvoy | Not enough stays yet |
| JW Marriott Bucharest Grand HotelJW Marriott · Bucharest, Romania · Club lounge | Marriott Bonvoy | Not enough stays yet |
| JW Marriott Grosvenor House LondonJW Marriott · London, United Kingdom · Club lounge | Marriott Bonvoy | Not enough stays yet |
| JW Marriott Hotel BerlinJW Marriott · Berlin, Germany · Club lounge | Marriott Bonvoy | Not enough stays yet |
| JW Marriott Venice Resort & SpaJW Marriott · Venice, Italy · Club lounge | Marriott Bonvoy | Not enough stays yet |
| June Six Salzburg, a Tribute Portfolio HotelTribute Portfolio · Salzburg, Austria | Marriott Bonvoy | Not enough stays yet |
| Junó Hotel Sofia, a Member of Design HotelsDesign Hotels · Sofia, Bulgaria | Marriott Bonvoy | Not enough stays yet |
| Kameha Grand Zurich, Autograph CollectionAutograph Collection · Zurich, Switzerland | Marriott Bonvoy | Not enough stays yet |
| Keight Hotel Opatija, Curio Collection by HiltonCurio Collection by Hilton · Opatija, Croatia | Hilton Honors | Not enough stays yet |
| Kennedy 89The Unbound Collection by Hyatt · Frankfurt, Germany | World of Hyatt | Not enough stays yet |
| Kimpton BEM Budapest HotelKimpton · Budapest, Hungary | IHG One Rewards | Not enough stays yet |
| Kimpton Blythswood Square Hotel & SpaKimpton · Glasgow, United Kingdom | IHG One Rewards | Not enough stays yet |
| Kimpton Charlotte Square HotelKimpton · Edinburgh, United Kingdom | IHG One Rewards | Not enough stays yet |
| Kimpton Clocktower HotelKimpton · Manchester, United Kingdom | IHG One Rewards | Not enough stays yet |
| Kimpton De Witt HotelKimpton · Amsterdam, Netherlands | IHG One Rewards | Not enough stays yet |
| Kimpton Fitzroy LondonKimpton · London, United Kingdom | IHG One Rewards | Not enough stays yet |
| Kimpton St Honoré ParisKimpton · Paris, France | IHG One Rewards | Not enough stays yet |
| King George, a Luxury Collection Hotel, AthensThe Luxury Collection · Athens, Greece | Marriott Bonvoy | Not enough stays yet |
| L'Hermitage Gantois, Autograph CollectionAutograph Collection · Lille, France | Marriott Bonvoy | Not enough stays yet |
| La Caserne Chanzy Hotel & Spa, Autograph CollectionAutograph Collection · Reims, France | Marriott Bonvoy | Not enough stays yet |
Got an upgrade is the share of stays that got any room upgrade, out of those that said, with recent stays counting more. It shows once 3 stays have said; until then, a dash.