AA 1869 then AA 1172 at Miami
Houston → Miami → San Juan
Timetable, Miami time
20:35AA 1869 from Houston at the gate
18:18AA 1172 to San Juan leaves the gate
21 h 43 apart on the timetable, overnight
AA 1172 leaves 21 h 43 after AA 1869 arrives on the timetable: more than half a day, so not a connection we count.