AA 1717 then AR 1305 at Miami
Los Angeles → Miami → Buenos Aires
Timetable, Miami time
19:00AA 1717 from Los Angeles at the gate
17:25AR 1305 to Buenos Aires leaves the gate
22 h 25 apart on the timetable, overnight
AR 1305 leaves 22 h 25 after AA 1717 arrives on the timetable: more than half a day, so not a connection we count.