According to a tweet from Xbox Social Marketing Manager Graeme Boyd, the Xbox One will ship out the week before Black Friday, on November 22nd. The tweet can be seen below
Official: Xbox One launch date is November 22, 2013 (UK, Eire, Austria, France, Germany, Italy, Spain, US, CAN, MEX, BRA, AUS, NZ) #XboxOne
— Graeme Boyd (@AceyBongos)