High Quality Content by WIKIPEDIA articles! The 2011 NFL season, the 92nd regular season of the National Football League, began on Thursday, September 8, 2011 with the Super Bowl XLV champion Green Bay Packers defeating the New Orleans Saints 42–34 at Lambeau Field and will end with Super Bowl XLVI, the league`s championship game, on February 5, 2012 at Lucas Oil Stadium in Indianapolis.