Reduced to 79 for eight yesterday, Andhra folded for 124 while chasing a meagre 142 for victory.
Marripuri Suresh was the lone Andhra batsman to put up a semblance of fight against J&K with a 104-ball 50, which included seven hits to the fence.
For J&K, all their bowlers delivered with Ram Dayal and Mohammed Mudhasir bagging three wickets each. Samiullah Beigh picked up two wickets.
Jammu & Kashmir: 225 and 121
Andhra Pradesh: 205 and 124 all out in 44.4 overs (Marripuri Suresh 50, Ram Dayal 3/31, Mohammed Mudhasir 3/19).