3U 8205 then CZ 8213 at Guangzhou
Kunming → Guangzhou → Yangzhou
Timetable, Guangzhou time
19:503U 8205 from Kunming at the gate
10:00CZ 8213 to Yangzhou leaves the gate
14 h 10 apart on the timetable, overnight
CZ 8213 leaves 14 h 10 after 3U 8205 arrives on the timetable: more than half a day, so not a connection we count.