K4 556 then JL 58 at Narita
Chicago → Tokyo → San Francisco
Timetable, Tokyo time
21:48K4 556 from Chicago at the gate
17:40JL 58 to San Francisco leaves the gate
19 h 52 apart on the timetable, overnight
JL 58 leaves 19 h 52 after K4 556 arrives on the timetable: more than half a day, so not a connection we count.