AA 1412 then DL 873 at DFW
Ontario → Dallas-Fort Worth → New York LaGuardia
Timetable, Dallas-Fort Worth time
11:12AA 1412 from Ontario at the gate
10:59DL 873 to New York LaGuardia leaves the gate
23 h 47 apart on the timetable, overnight
DL 873 leaves 23 h 47 after AA 1412 arrives on the timetable: more than half a day, so not a connection we count.