| Hotel | Program | Got an upgrade |
|---|---|---|
| DoubleTree by Hilton SwindonDoubleTree · Swindon, United Kingdom | Hilton Honors | Not enough stays yet |
| DoubleTree by Hilton TriesteDoubleTree · Trieste, Italy | Hilton Honors | Not enough stays yet |
| DoubleTree by Hilton Turin LingottoDoubleTree · Turin, Italy | Hilton Honors | Not enough stays yet |
| DoubleTree by Hilton WokingDoubleTree · Woking, United Kingdom | Hilton Honors | Not enough stays yet |
| DoubleTree by Hilton Yerevan City CentreDoubleTree · Yerevan, Armenia | Hilton Honors | Not enough stays yet |
| DoubleTree by Hilton YorkDoubleTree · York, United Kingdom | Hilton Honors | Not enough stays yet |
| DoubleTree by Hilton ZagrebDoubleTree · Zagreb, Croatia | Hilton Honors | Not enough stays yet |
| Doubletree Istanbul MackaDoubleTree · Istanbul, Turkey | Hilton Honors | Not enough stays yet |
| Doubletree Madrid Principe de VergaraDoubleTree · Madrid, Spain | Hilton Honors | Not enough stays yet |
| Doubletree Naples OrienteDoubleTree · Napoli, Italy | Hilton Honors | Not enough stays yet |
| Doubletree Nice Centre IconicDoubleTree · Nice, Alpes-Maritimes, France | Hilton Honors | Not enough stays yet |
| Doubletree Paris BougivalDoubleTree · Paris (Roissy-en-France, Val-d'Oise), France | Hilton Honors | Not enough stays yet |
| Dover Marina Hotel & Spa, Tapestry Collection by HiltonTapestry Collection by Hilton · Dover, United Kingdom | Hilton Honors | Not enough stays yet |
| Elizabeth Country House, a Member of Design Hotels™Design Hotels · Minerbio, Italy | Marriott Bonvoy | Not enough stays yet |
| Elizabeth Unique Venice, a Member of Design Hotels™Design Hotels · Venice, Italy | Marriott Bonvoy | Not enough stays yet |
| Elmbank York, Tapestry Collection by HiltonTapestry Collection by Hilton · York, United Kingdom | Hilton Honors | Not enough stays yet |
| Era Hotel Heraklion, Tapestry Collection by HiltonTapestry Collection by Hilton · Heraklion, Greece | Hilton Honors | Not enough stays yet |
| Eremito, a Member of Design Hotels™Design Hotels · Parrano, Italy | Marriott Bonvoy | Not enough stays yet |
| Eréma, a Member of Design Hotels™Design Hotels · Milos, Greece | Marriott Bonvoy | Not enough stays yet |
| Esperanza Lake Resort, a Member of Design HotelsDesign Hotels · Vilnius, Lithuania | Marriott Bonvoy | Not enough stays yet |
| Excelsior Hotel and Spa Baku, Curio Collection by HiltonCurio Collection by Hilton · Baku, Azerbaijan | Hilton Honors | Not enough stays yet |
| FREIgeist Einbeck, a Member of Design Hotels™Design Hotels · Einbeck, Germany | Marriott Bonvoy | Not enough stays yet |
| FREIgeist Göttingen Nordstadt, a Member of Design Hotels™Design Hotels · Göttingen, Germany | Marriott Bonvoy | Not enough stays yet |
| Finca Victoria, a Member of Design Hotels™Design Hotels · Girona, Spain | 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.