Here are the droughts of the 32 franchises in the NFL well 30 not including the two playing tomorrow
New York Jets Super Bowl III (1969), Kansas City Chiefs Super Bowl IV (1970), Minnesota Vikings Super Bowl XI (1977), Miami Dolphins Super Bowl XIX (1985), Cincinnati Bengals Super Bowl XXIII (1989), Washington Redskins Super Bowl XXVI (1992), Buffalo Bills Super Bowl XXVIII (1994), San Francisco 49ers XXIX (1995), San Diego Chargers XXIX (1995), Dallas Cowboys Super Bowl XXX (1996), Denver Broncos Super Bowl XXXIII (1999), Atlanta Falcons (1999), Tennessee Titans Super Bowl XXXIV (2000), Baltimore Ravens Super Bowl XXV (2001), St. Louis Rams Super Bowl XXXVI (2002), Oakland Raiders Super Bowl XXXVII (2003), Tampa Bay Buccaneers Super Bowl XXXVII (2003), Carolina Panthers XXXVIII (2004), Philadelphia Eagles Super Bowl XXXIX (2005), Seattle Seahawks Super Bowl XL (2006), Chicago Bears Super Bowl XLI (2007), Arizona Cardinals Super Bowl XLIII (2009), New Orleans Saints Super Bowl XLIV (2010), Indianapolis Colts XLIV (2010), Green Bay Packers Super Bowl XLV (2011), Pittsburgh Steelers XLV (2011), Cleveland Browns/Detroit Lions 46 years without a Super Bowl, Jacksonville Jaguars entered league in 1995 which Super Bowl XXX was played and Houston Texans 2002 with Super Bowl XXXVII