AA 904 then 8C 1231 at Miami
Rio De Janeiro → Miami → San Juan
Timetable, Miami time
06:30AA 904 from Rio De Janeiro at the gate
00:008C 1231 to San Juan leaves the gate
17 h 30 apart on the timetable, overnight
8C 1231 leaves 17 h 30 after AA 904 arrives on the timetable: more than half a day, so not a connection we count.