A new study says the savings might be almost 10 percentage points less than the advertised discount.
To find an answer, EveryLodge, the flash sales aggregator for hotels and resorts, has tracked about 15,000 sales across major sites.
It tracked deals at Bungolow, Expedia ASAP, Groupon Getaways, Jetsetter, LivingSocial, LuxuryLink, SniqueAway, Spire, Tablet, Travesse, TripAlertz, Vacationist, Voyage Privé, and Yuupon, among other sites.
Read full story at: http://www.tnooz.com/article/hotel-flash-deals-top-sites-countries-trend/