Buffalo Bills Franchise History

NFL championship seasons: none
Last NFL championship: none in 60 seasons
 
Best finish:
beat San Diego for AFL Championship in 1964 season
beat San Diego for AFL Championship in 1965 season
lost to NY Giants in Super Bowl in 1990 season
lost to Washington in Super Bowl in 1991 season
lost to Dallas in Super Bowl in 1992 season
lost to Dallas in Super Bowl in 1993 season