DL 869 then AA 1355 at DFW
New York LaGuardia → Dallas-Fort Worth → Oklahoma City
Timetable, Dallas-Fort Worth time
15:34DL 869 from New York LaGuardia at the gate
13:11AA 1355 to Oklahoma City leaves the gate
21 h 37 apart on the timetable, overnight
AA 1355 leaves 21 h 37 after DL 869 arrives on the timetable: more than half a day, so not a connection we count.