AV 424 then AA 1869 at Houston
Santa Clara → Houston → Miami
Timetable, Houston time
15:10AV 424 from Santa Clara at the gate
13:20AA 1869 to Miami leaves the gate
22 h 10 apart on the timetable, overnight
AA 1869 leaves 22 h 10 after AV 424 arrives on the timetable: more than half a day, so not a connection we count.