The Miami Dolphins had the best record against the spread by a team in 2020, with an ATS record of 11-5.

who had the best record against the spread last season
2020Dolphins2020Ravens2020Bills2020Packers2020Buccaneers2020Steelers2020Giants2020Broncos2020Chargers2020Bengals2020Panthers2020Washington2020Rams2020Saints2020Colts2020Raiders2020Bears2020Seahawks2020Browns2020Cardinals2020Lions202049ers2020Patriots11-511-6-112-711-712-810-79-79-79-79-79-79-7-110-810-89-88-88-98-98-107-97-97-97-9
TEAMSEASONGPATSATS COV %ATS AVGO/U RECO/U AVGWLTTDPTSPPGOPP PTSOPP PPG1DWN3DWN%4DWN%
Miami DolphinsMiami Dolphins20201611-568.8+4.77-9-0.310604240425.333821.134538.680.0
Baltimore RavensBaltimore Ravens20201811-6-161.1+2.87-11-1.612605749127.333318.536848.557.1
Buffalo BillsBuffalo Bills20201912-763.2+4.612-5-2+4.315406756929.944023.246046.683.3
Green Bay PackersGreen Bay Packers20201811-761.1+3.511-7+4.114407356731.541823.240951.061.9
Tampa Bay BuccaneersTampa Bay Buccaneers20202012-860+5.211-9+2.615507361530.843321.745544.458.8
Pittsburgh SteelersPittsburgh Steelers20201710-758.8+19-7-1+2.712505545326.636021.235642.959.1
New York GiantsNew York Giants2020169-756.3+0.43-12-1-5.561002728017.535722.329736.463.6
Denver BroncosDenver Broncos2020169-756.3-2.18-8+2.551103532320.244627.930838.726.7
Los Angeles ChargersLos Angeles Chargers2020169-756.3-3.19-7+3.47904538424.042626.637344.248.0
Cincinnati BengalsCincinnati Bengals2020169-756.3-0.58-8+0.141113331119.442426.531836.270.4
Carolina PanthersCarolina Panthers2020169-756.3+0.37-8-1-1.551103835021.940225.133539.055.6
Washington Football TeamWashington Football Team2020179-7-152.9+3.66-10-1-2.171004035821.136021.234539.755.0
Los Angeles RamsLos Angeles Rams20201810-855.6+1.36-12-4.111704842023.334819.338541.440.0
New Orleans SaintsNew Orleans Saints20201810-855.6+310-8+1.713506452329.137620.941446.664.7
Indianapolis ColtsIndianapolis Colts2020179-852.9+1.29-7-1+2.611605347527.938922.939140.760.0
Las Vegas RaidersLas Vegas Raiders2020168-850-1.613-3+6.18804843427.147829.935946.076.2
Chicago BearsChicago Bears2020178-947.1+1.98-9+0.38904138122.439123.034633.558.6
Seattle SeahawksSeattle Seahawks2020178-947.1-08-9+112505747928.240123.636738.456.3
Cleveland BrownsCleveland Browns2020188-1044.4-1.410-8+4.612605847326.347826.639644.840.7
Arizona CardinalsArizona Cardinals2020167-943.8+0.95-10-1-2.18804941025.636722.938139.668.0
Detroit LionsDetroit Lions2020167-943.8-5.810-6+5.151104537723.651932.435041.150.0
San Francisco 49ersSan Francisco 49ers2020167-943.8-18-8+0.861004537623.539024.435039.140.0
New England PatriotsNew England Patriots2020167-943.8-1.75-10-1-2.37903632620.435322.133240.952.9
Atlanta FalconsAtlanta Falcons2020167-943.8+1.27-9-0.741204139624.841425.936643.957.7
Jacksonville JaguarsJacksonville Jaguars2020167-943.8-3.98-8+0.911503730619.149230.831040.626.9
Kansas City ChiefsKansas City Chiefs2020198-1142.1-1.29-10-0.916306454228.543422.847248.059.1
Tennessee TitansTennessee Titans2020177-1041.2+0.412-4-1+6.111606350429.645927.039345.464.7
Philadelphia EaglesPhiladelphia Eagles2020166-1037.5-3.57-9+1.141114233420.941826.133637.342.9
New York JetsNew York Jets2020166-1037.5-4.37-9-1.221402624315.245728.626934.038.9
Minnesota VikingsMinnesota Vikings2020166-1037.5-311-5+6.57905543026.947529.738340.956.5
Houston TexansHouston Texans2020166-1037.5-3.58-8+2.341204438424.046429.032643.056.3
Dallas CowboysDallas Cowboys2020165-1131.3-2.99-7+5.361004239524.747329.637140.554.8
StatMuse has team, game-level data for spread records going back to the 1979 season.

Try also: