An overnight stay in a Superior Double Room in one of Condé Nast Traveller's "favorite London hotels" is now $265 (£169) per room, per night. This offer at the 5-star No.11 Cadogan Gardens also includes a cocktail per person on arrival (worth £24), giving a savings of up to 35% on the prices at similar hotels.

As a bonus, Travelzoo subscribers also get 50% off breakfast, and room upgrades are now just $31 (£20) extra for a Deluxe Room and $110 (£70) for a Suite.

No.11 Cadogan Gardens, a member of Small Luxury Hotels of the World, is a boutique property spread out over four Victorian mansions. The hotel has a restaurant, a cocktail bar -- described as having "expertly mixed" cocktails by Condé Nast Traveller -- and free Wi-Fi throughout the hotel. It is within walking distance of Harrods, Harvey Nichols, the Saatchi Gallery, Sloane Square and Hyde Park, and a 25-minute walk from Buckingham Palace.

Stay any day of the week from Aug. 13 - Sept. 2 and on Friday-Sunday from Sept. 7 - Dec. 30. This offer is also available Monday-Thursday from Sept. 3 - Dec. 20 for $312 (£199) per room and during the Olympics (July 26 - Aug. 11) for $507 (£324) per room.

Not available on: Sept. 14-19; Nov. 5-8. Click here for more information on the hotel. However, this is only bookable with the link below.