AA 344 then AA 2230 at Miami
Guatemala City → Miami → Houston
Timetable, Miami time
09:46AA 344 from Guatemala City at the gate
21:59AA 2230 to Houston leaves the gate
12 h 13 apart on the timetable
AA 2230 leaves 12 h 13 after AA 344 arrives on the timetable: more than half a day, so not a connection we count.