Loyalist Travel| Hotel | Program | Got an upgrade |
|---|---|---|
| Chongqing Marriott HotelMarriott Hotels · Chongqing, China · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Château de la Resle, a Member of Design Hotels™Design Hotels · Montigny-la-Resle, France | Marriott Bonvoy | Not enough stays yet |
| Civic Hotel, Autograph CollectionAutograph Collection · Vancouver, Canada | Marriott Bonvoy | Not enough stays yet |
| Claridge House Chicago, Tapestry Collection by HiltonTapestry Collection by Hilton · Chicago, Illinois | Hilton Honors | Not enough stays yet |
| Clark Marriott HotelMarriott Hotels · Manila, Philippines · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Clearwater Beach Sheraton Resort on Sand KeySheraton · Tampa, Florida | Marriott Bonvoy | Not enough stays yet |
| Clearwater Downtown, Tapestry Collection by HiltonTapestry Collection by Hilton · Pinellas Park, Florida | Hilton Honors | Not enough stays yet |
| Cleveland Marriott Downtown at Key TowerMarriott Hotels · Cleveland, Ohio | Marriott Bonvoy | Not enough stays yet |
| Cliffrose Springdale, Curio Collection by HiltonCurio Collection by Hilton · Springdale, Utah | Hilton Honors | Not enough stays yet |
| Cloudland at McLemore Resort Lookout Mountain, Curio by HiltonCurio Collection by Hilton · Rising Fawn, Georgia | Hilton Honors | Not enough stays yet |
| Coast Rehoboth Beach, Tapestry Collection by HiltonTapestry Collection by Hilton · Rehoboth Beach, Delaware | Hilton Honors | Not enough stays yet |
| Colcord Hotel Oklahoma City, Curio Collection by HiltonCurio Collection by Hilton · Oklahoma City, Oklahoma | Hilton Honors | Not enough stays yet |
| Cologne Marriott HotelMarriott Hotels · Cologne, Germany · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Colony Club, a Luxury Collection Resort, BarbadosThe Luxury Collection · Barbados, Barbados | Marriott Bonvoy | Not enough stays yet |
| Colorado Springs MarriottMarriott Hotels · Colorado Springs, Colorado | Marriott Bonvoy | Not enough stays yet |
| Columbus Hotel Monte-Carlo, Curio Collection by HiltonCurio Collection by Hilton · Monaco-Ville, Monaco | Hilton Honors | Not enough stays yet |
| Conrad AlgarveConrad · Almancil, Algarve, Portugal | Hilton Honors | Not enough stays yet |
| Conrad Altay HemuConrad · Altay, China | Hilton Honors | Not enough stays yet |
| Conrad Bahrain Financial HarbourConrad · Manama, Bahrain | Hilton Honors | Not enough stays yet |
| Conrad BaliConrad · Tanjung Benoa, Indonesia | Hilton Honors | Not enough stays yet |
| Conrad BengaluruConrad · Bengaluru, India · Club lounge | Hilton Honors | Not enough stays yet |
| Conrad Bora Bora NuiConrad · Bora Bora, French Polynesia | Hilton Honors | Not enough stays yet |
| Conrad Chia Laguna SardiniaConrad · Domus de Maria, Italy | Hilton Honors | Not enough stays yet |
| Conrad ChongqingConrad · Chongqing, China · Club lounge | Hilton Honors | 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.