AC 63 then LJ 271 at Incheon
Vancouver → Seoul → Tokyo Narita
Timetable, Seoul time
17:10AC 63 from Vancouver at the gate
17:05LJ 271 to Tokyo Narita leaves the gate
23 h 55 apart on the timetable, overnight
LJ 271 leaves 23 h 55 after AC 63 arrives on the timetable: more than half a day, so not a connection we count.