AA 951 then JJ 9420 at Guarulhos
New York JFK → São Paulo → Florianopolis
Timetable, São Paulo time
06:05AA 951 from New York JFK at the gate
05:50JJ 9420 to Florianopolis leaves the gate
23 h 45 apart on the timetable, overnight
JJ 9420 leaves 23 h 45 after AA 951 arrives on the timetable: more than half a day, so not a connection we count.