KE 2005 then UO 250 at Hong Kong
Seoul → Hong Kong → Sanya
Timetable, Hong Kong time
16:50KE 2005 from Seoul at the gate
08:45UO 250 to Sanya leaves the gate
15 h 55 apart on the timetable, overnight
UO 250 leaves 15 h 55 after KE 2005 arrives on the timetable: more than half a day, so not a connection we count.