QR 8143 then AA 3261 at O'Hare
Warsaw → Chicago → Houston
Timetable, Chicago time
17:47QR 8143 from Warsaw at the gate
17:10AA 3261 to Houston leaves the gate
23 h 23 apart on the timetable, overnight
AA 3261 leaves 23 h 23 after QR 8143 arrives on the timetable: more than half a day, so not a connection we count.