AA 4180 then AA 1607 at DFW
Huntsville → Dallas-Fort Worth → Cleveland
Timetable, Dallas-Fort Worth time
19:14AA 4180 from Huntsville at the gate
16:00AA 1607 to Cleveland leaves the gate
20 h 46 apart on the timetable, overnight
AA 1607 leaves 20 h 46 after AA 4180 arrives on the timetable: more than half a day, so not a connection we count.