LO 3 then CZ 2508 at O'Hare
Warsaw → Chicago → Guangzhou
Timetable, Chicago time
19:55LO 3 from Warsaw at the gate
19:50CZ 2508 to Guangzhou leaves the gate
23 h 55 apart on the timetable, overnight
CZ 2508 leaves 23 h 55 after LO 3 arrives on the timetable: more than half a day, so not a connection we count.