F9 1342 then AA 435 at O'Hare
Dallas-Fort Worth → Chicago → Oklahoma City
Timetable, Chicago time
15:31F9 1342 from Dallas-Fort Worth at the gate
14:50AA 435 to Oklahoma City leaves the gate
23 h 19 apart on the timetable, overnight
AA 435 leaves 23 h 19 after F9 1342 arrives on the timetable: more than half a day, so not a connection we count.