Since 2015, the Arizona Cardinals have the most road wins by a team as underdogs, with 19 wins.

which team has the most wins as road dogs since 2015
Interpreted as:
Which team has the most regular-season wins as road dogs since 2015?
CardinalsColtsCommandersFalconsTitansRaidersBearsBillsSeahawksTexansDolphinsLionsSaintsSteelersPanthers49ersCowboysPackersVikingsEaglesBuccaneersGiants19181817171615151515141414141313131212121212
TEAMGPWLTTDPTSPPGOPP PTSOPP PPG1DWN3DWN%4DWN%
Arizona CardinalsArizona Cardinals401921010290422.61,01025.379235.259.6
Indianapolis ColtsIndianapolis Colts441826010395221.61,10725.285438.558.2
Washington CommandersWashington Commanders50183111091,01320.31,28025.693137.355.6
Atlanta FalconsAtlanta Falcons421725010394122.41,11826.687541.855.9
Tennessee TitansTennessee Titans39172209982621.294024.174838.247.7
Las Vegas RaidersLas Vegas Raiders41162509284620.61,07726.374535.952.0
Chicago BearsChicago Bears48153309488818.51,21225.390136.029.2
Buffalo BillsBuffalo Bills35152007469119.775321.566337.448.7
Seattle SeahawksSeattle Seahawks32151619076123.876123.861239.252.6
Houston TexansHouston Texans521537010393418.01,31225.297138.444.3
Miami DolphinsMiami Dolphins46143209687219.01,31428.685133.451.6
Detroit LionsDetroit Lions491434111198720.11,29626.497238.653.6
New Orleans SaintsNew Orleans Saints31141708473223.674524.064943.172.4
Pittsburgh SteelersPittsburgh Steelers32141806862919.779524.862939.052.5
Carolina PanthersCarolina Panthers37132409280121.699827.074339.254.3
San Francisco 49ersSan Francisco 49ers42132909588421.01,14727.382035.457.1
Dallas CowboysDallas Cowboys32131905858318.271822.464538.350.0
Green Bay PackersGreen Bay Packers30121807867522.577926.061537.453.5
Minnesota VikingsMinnesota Vikings34122208472221.284524.967536.758.8
Philadelphia EaglesPhiladelphia Eagles30121808269223.183327.858939.649.0
Tampa Bay BuccaneersTampa Bay Buccaneers36122409988424.61,02628.580944.353.6
New York GiantsNew York Giants501238010194819.01,26925.490633.037.9
Kansas City ChiefsKansas City Chiefs1911806254828.854528.740038.265.0
New York JetsNew York Jets47113608779316.91,29427.575131.952.7
Los Angeles ChargersLos Angeles Chargers36112509780222.393626.072541.154.0
Denver BroncosDenver Broncos39112808173918.996024.671735.949.1
Baltimore RavensBaltimore Ravens28101806563322.662622.455738.161.0
Los Angeles RamsLos Angeles Rams2491505549720.760225.142736.435.0
Cincinnati BengalsCincinnati Bengals4283318876918.31,03224.676133.860.0
Jacksonville JaguarsJacksonville Jaguars51843011497119.01,39727.497737.647.2
Cleveland BrownsCleveland Browns47740010190819.31,37329.289535.244.6
New England PatriotsNew England Patriots136703329923.028521.925441.835.3