Loyalist Travel| Hotel | Program | Got an upgrade |
|---|---|---|
| Sabàtic, Sitges, Autograph CollectionAutograph Collection · Barcelona, Spain | Marriott Bonvoy | Not enough stays yet |
| Sacramento Marriott Rancho CordovaMarriott Hotels · Sacramento, California | Marriott Bonvoy | Not enough stays yet |
| Salt Lake City Marriott City CenterMarriott Hotels · Salt Lake City, Utah | Marriott Bonvoy | Not enough stays yet |
| Salt Lake City Marriott University ParkMarriott Hotels · Salt Lake City, Utah | Marriott Bonvoy | Not enough stays yet |
| Salvio Parque 93 Bogota, Curio Collection by HiltonCurio Collection by Hilton · Bogota, Colombia | Hilton Honors | Not enough stays yet |
| San Antonio Marriott Northwest Medical CenterMarriott Hotels · San Antonio, Texas | Marriott Bonvoy | Not enough stays yet |
| San Antonio Marriott Rivercenter on the River WalkMarriott Hotels · San Antonio, Texas | Marriott Bonvoy | Not enough stays yet |
| San Antonio Marriott RiverwalkMarriott Hotels · San Antonio, Texas | Marriott Bonvoy | Not enough stays yet |
| San Diego Marriott Del MarMarriott Hotels · San Diego, California | Marriott Bonvoy | Not enough stays yet |
| San Francisco Marriott Fisherman's WharfMarriott Hotels · San Francisco, California | Marriott Bonvoy | Not enough stays yet |
| San Francisco Marriott MarquisMarriott Hotels · San Francisco, California | Marriott Bonvoy | Not enough stays yet |
| San Francisco Marriott Union SquareMarriott Hotels · San Francisco, California | Marriott Bonvoy | Not enough stays yet |
| San Jose MarriottMarriott Hotels · San Jose, California | Marriott Bonvoy | Not enough stays yet |
| San Juan Marriott Resort & Stellaris CasinoMarriott Hotels · Puerto Rico · Club lounge | Marriott Bonvoy | Not enough stays yet |
| San Ramon MarriottMarriott Hotels · San Francisco, California | Marriott Bonvoy | Not enough stays yet |
| Sanasaryan Han, a Luxury Collection Hotel, IstanbulThe Luxury Collection · Istanbul, Turkey | Marriott Bonvoy | Not enough stays yet |
| Sandbourne Santa Monica, Autograph CollectionAutograph Collection · Los Angeles, California | Marriott Bonvoy | Not enough stays yet |
| Santa Clara MarriottMarriott Hotels · San Jose, California | Marriott Bonvoy | Not enough stays yet |
| Santa Lucia Jungle Hacienda, Costa Rica, Autograph CollectionAutograph Collection · San Jose, Costa Rica | Marriott Bonvoy | Not enough stays yet |
| Santa Marina, a Luxury Collection Resort, MykonosThe Luxury Collection · Mykonos, Greece | Marriott Bonvoy | Not enough stays yet |
| Santa Marta Marriott Resort Playa DormidaMarriott Hotels · Santa Marta, Colombia · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Santo Domingo Marriott Hotel PiantiniMarriott Hotels · Santo Domingo, Dominican Republic · Club lounge | Marriott Bonvoy | Not enough stays yet |
| Santo Mauro, a Luxury Collection Hotel, MadridThe Luxury Collection · Madrid, Spain | Marriott Bonvoy | Not enough stays yet |
| Sanya Marriott Yalong Bay Resort & SpaMarriott Hotels · Sanya, China · Club lounge | 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.