Between the 1965 and 1975 seasons, the Oakland Raiders had the best winning percentage by a team, winning 75.0 percent of the time.

best winning percentage from 1965 to 1975 nfl
RaidersCowboysRamsVikingsChiefsColtsDolphinsBrownsRedskinsPackersLions49ersCardinalsBengalsJetsSteelersChargersBillsGiantsBearsBroncosOilersEagles.750.708.675.649.623.620.596.588.565.542.506.506.500.496.474.455.455.419.383.377.377.373.364
TEAMGPW%WLTTDPTSPPGOPP PTSOPP PPG1DWN3DWN%4DWN%
Oakland RaidersOakland Raiders154.7501113494833,94225.62,71217.62,961
Dallas CowboysDallas Cowboys154.7081084424853,96525.72,58516.82,968
Los Angeles RamsLos Angeles Rams154.6751014763973,48022.62,42115.72,750
Minnesota VikingsMinnesota Vikings154.649985243943,43322.32,45315.92,699
Kansas City ChiefsKansas City Chiefs154.623925483943,51522.82,69417.52,591
Baltimore ColtsBaltimore Colts154.620935654183,45822.52,68517.42,768
Miami DolphinsMiami Dolphins140.596825533562,96521.22,61718.72,387
Cleveland BrownsCleveland Browns154.588896234123,38722.03,21220.92,626
Washington RedskinsWashington Redskins154.565846464083,39022.03,07820.02,643
Green Bay PackersGreen Bay Packers154.542806773412,94519.12,61117.02,366
Detroit LionsDetroit Lions154.5067371103482,98819.42,85718.62,495
San Francisco 49ersSan Francisco 49ers154.506747284033,34221.73,26621.22,775
St. Louis CardinalsSt. Louis Cardinals154.500737383713,20820.83,27721.32,560
Cincinnati BengalsCincinnati Bengals112.496555612682,29920.52,18119.51,851
New York JetsNew York Jets154.474717943893,36121.83,44122.32,654
Pittsburgh SteelersPittsburgh Steelers154.455688243633,08520.03,16520.62,524
San Diego ChargersSan Diego Chargers154.4556579103813,15120.53,42822.32,700
Buffalo BillsBuffalo Bills154.419628753422,92519.03,42922.32,413
New York GiantsNew York Giants154.383589423652,95719.23,68723.92,672
Chicago BearsChicago Bears154.377569442972,54616.53,24121.02,228
Denver BroncosDenver Broncos154.377559363522,99819.53,71624.12,508
Houston OilersHouston Oilers154.373559453342,83218.43,56823.22,419
Philadelphia EaglesPhiladelphia Eagles154.364539563402,90518.93,73424.22,546
Atlanta FalconsAtlanta Falcons140.343469042712,24316.03,11222.22,064
New England PatriotsNew England Patriots154.3344910053342,77718.03,77524.52,378
New Orleans SaintsNew Orleans Saints126.274328952181,93715.43,08924.52,032

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